Sweet & Tart Homemade Lemon Jam Recipe – Perfect Spread!

Homemade Lemon Jam is more than just a spread; it’s a jar of sunshine, an encapsulation of bright, zesty flavour that awakens the senses and brings a touch of artisanal charm to any breakfast table or afternoon tea. I’ve always found immense satisfaction in transforming humble citrus fruits into something truly extraordinary, and this particular recipe holds a special place in my heart. The art of preserving fruits dates back centuries, a testament to human ingenuity in extending the bounty of harvest across seasons. While orange marmalade often gets the spotlight, lemon jam, with its unique balance of tartness and sweetness, offers a sophisticated and invigorating alternative that deserves equal recognition.

People adore this delightful concoction for its vibrant, clean taste and the beautiful, slightly translucent texture dotted with tender pieces of zest. It’s incredibly versatile, perfect for slathering on warm toast, swirling into yogurt, enriching pastries, or even as a tangy glaze for savoury dishes.

Making Homemade Lemon Jam is a surprisingly meditative and rewarding process, filling your kitchen with an irresistible citrus aroma.

Join me as we embark on this delightful culinary journey, creating a preserve that will undoubtedly become a treasured staple in your pantry and a delicious testament to the simple joys of home cooking.

Ingredients:

• 1.5 kg (approximately 3.3 lbs) fresh, unwaxed lemons: When making Homemade Lemon Jam, the quality of your lemons is paramount. Look for bright yellow, firm lemons with smooth, unblemished skin. This weight typically yields about 700-800g of juice and a good amount of zest.
• 1.5 kg (approximately 3.3 lbs) granulated sugar: Granulated sugar is perfect for jam making as it dissolves easily and provides the necessary sweetness and structure for a good set. Don’t be tempted to reduce the sugar too much, as it plays a crucial role in preservation and texture.
• 1.2 Liters (approximately 5 cups) water: This initial water helps to soften the lemon peels and extract the pectin, which is naturally abundant in lemons, especially in the pith and seeds.
• A small piece of muslin or cheesecloth (approx. 15×15 cm or 6×6 inches): Essential for creating a pectin sachet to contain the seeds and pith, ensuring a clear and smooth jam.
• Twine or kitchen string: To tie up your pectin sachet securely.

Equipment You’ll Need:

Having the right tools on hand will make your Homemade Lemon Jam making experience much smoother and more enjoyable. Here’s what I recommend:

1. Large, heavy-bottomed preserving pan or stockpot: At least 8-10 liter capacity (around 8-10 quarts). This is crucial because jam boils up quite a lot, and you need plenty of space to prevent it from boiling over. A heavy bottom helps distribute heat evenly and prevents scorching.
2. Sharp knife and cutting board: For safely preparing your lemons.
3. Vegetable peeler or zester: For easily removing the zest from the lemons.
4. Citrus juicer: Handheld or electric, to extract all that wonderful lemon juice.
5. Fine-mesh sieve: To strain the lemon juice and remove any pulp or seeds.
6. Heatproof spatula or wooden spoon: For stirring the jam, ensuring nothing sticks to the bottom.
7. Jam funnel: Highly recommended for cleanly ladling hot jam into jars without making a mess.
8. Sterilized jam jars with new lids: I typically use 6-8 jars of 250ml (8 oz) capacity for this recipe. Ensuring your jars and lids are properly sterilized is absolutely vital for the jam’s shelf life and safety.
9. Ladle: For transferring the jam.
10. Kitchen scale: For precise measuring of lemons and sugar.
11. Measuring jug: For water.
12. Small plates (chilled in the freezer): These are essential for testing the jam’s setting point. Have at least 2-3 ready.
13. Optional: Candy thermometer or jam thermometer: While not strictly necessary if you rely on the cold plate test, a thermometer can provide an extra layer of confidence, especially for beginners. It helps monitor the temperature to ensure it reaches the setting point.

Preparing Your Lemons: The Zest and the Juice

The foundation of a truly exceptional Homemade Lemon Jam lies in the meticulous preparation of your lemons. This step requires a bit of patience, but I promise you, the vibrant flavor and wonderful texture it contributes are well worth the effort.

1. Wash the Lemons Thoroughly: First things first, give your lemons a really good wash under cold running water. Since we’ll be using both the zest and the juice, and even some of the pith and seeds for pectin, it’s important to remove any dirt or residue. If your lemons are waxed, gently scrub them with a brush or use a fruit and vegetable wash.
2. Remove the Zest: Using a fine grater, a microplane, or a vegetable peeler, carefully remove the yellow zest from all the lemons. Be sure to only get the bright yellow part and avoid the bitter white pith underneath. If you’re using a peeler, try to get nice, thin strips. I usually aim for all the zest, as it provides the most intense lemon aroma and flavor to your jam. Once zested, you can either finely chop these zest strips into tiny pieces, or if you prefer a more rustic jam with larger pieces of peel, you can leave them as thin strips. Some recipes call for blanching the zest to reduce bitterness; however, with unwaxed, good quality lemons and careful preparation, I find it’s often unnecessary for this recipe and can sometimes diminish the fresh lemon flavor we’re aiming for in a Homemade Lemon Jam. Place the prepared zest aside in a small bowl.
3. Juice the Zested Lemons: Halve all the zested lemons and extract as much juice as possible using your citrus juicer. Strain the juice through a fine-mesh sieve into a clean bowl to remove any seeds or large pieces of pulp. Set this fresh lemon juice aside.
4. Prepare the Remaining Lemon Pulp and Pith: Now for the tricky but important part. Don’t discard the juiced lemon halves just yet! This is where a lot of the natural pectin resides, which is crucial for getting your jam to set properly. Using a small spoon, carefully scrape out any remaining pulp, membranes, and seeds from the juiced lemon halves. Collect all of these “guts” into a separate bowl. This step is vital for the pectin extraction process we’ll tackle next. The goal here is to get as much of the internal white pith and seeds as possible, as they are rich in pectin. The remaining outer white pith (the part that was attached to the peel) can also be added to your pectin sachet if you wish, by carefully scraping it off the inside of the lemon peels, but be mindful not to add too much of the bitter outer pith.

Extracting Pectin for Perfect Set Jam

Pectin is the natural gelling agent found in fruits, and lemons are particularly rich in it. To ensure your Homemade Lemon Jam achieves that perfect, luscious set, we’re going to create a special “pectin sachet.” This ingenious little package will allow us to extract all the natural gelling power without having bits of seeds or membrane floating around in your beautiful clear jam.

1. Gather Your Pectin-Rich Components: Take all the seeds, membranes, and any scraped-out pith you collected from the juiced lemons in the previous step. These are your pectin powerhouses.
2. Prepare the Pectin Sachet: Lay out your piece of muslin or cheesecloth on a clean surface. Spoon all the collected seeds, membranes, and pith into the center of the cloth.
3. Form and Tie the Sachet: Gather the corners of the muslin together to form a tight little bundle or sachet. Using your twine or kitchen string, tie it securely to ensure none of the contents escape during cooking. Leave a long enough piece of string attached to the sachet so you can easily tie it to the handle of your preserving pan later, making it simple to retrieve once its job is done. This sachet is going to work its magic by releasing pectin into your jam as it cooks.
4. Understanding Pectin’s Role: It’s fascinating how natural pectin works! When heated with acid (lemon juice) and sugar, pectin molecules form a gel structure that gives jam its characteristic spreadable consistency. Without sufficient pectin, your jam would remain a runny syrup. While commercial pectin can be added, using the natural pectin from the lemons themselves gives your Homemade Lemon Jam an authentic, deep flavor and texture that I absolutely adore. This method truly highlights the natural goodness of the fruit.

Cooking the Lemon Jam Base

Now that our lemons are prepped and our pectin sachet is ready, it’s time to start the magical transformation into a glorious Homemade Lemon Jam. This stage involves softening the peels and beginning the pectin extraction.

1. Combine Water, Zest, and Pectin Sachet: Pour the 1.2 liters of water into your large, heavy-bottomed preserving pan. Add all the finely chopped (or stripped) lemon zest that you prepared earlier. Now, carefully place your pectin sachet into the pan, making sure it’s submerged in the water. If the string is long enough, you can tie it to the handle of the pan to easily retrieve it later.
2. Simmer to Soften Peels and Extract Pectin: Bring the mixture to a gentle boil over medium-high heat, then reduce the heat to a simmer. Let it simmer, uncovered, for about 45 minutes to 1 hour, or until the lemon zest is incredibly tender. You should be able to easily press a piece of zest between your fingers. During this simmering period, the water will become infused with the lemon flavor, and more importantly, the pectin from the sachet will be gradually released into the liquid. Stir occasionally to ensure even cooking. This step is crucial for both flavor and texture of your finished Homemade Lemon Jam.
3. Remove the Pectin Sachet: Once the zest is tender, carefully remove the pectin sachet from the pan. Allow it to cool slightly so you can handle it. Once cool enough, place the sachet in a sieve set over the pan and press it firmly with the back of a spoon to extract every last drop of pectin-rich liquid back into the pan. This is where the magic happens – don’t miss out on any of that precious pectin! Discard the empty sachet.
4. Add Lemon Juice and Sugar: Now, add the strained lemon juice you set aside earlier to the pan. Give it a good stir. Next, gradually add the granulated sugar, stirring continuously over low heat until it has completely dissolved. This step is important; rushing it can lead to crystallization later on. You should no longer feel any gritty sugar crystals when you rub a little of the mixture between your fingers. This thorough dissolving of sugar is a key step to achieve a clear and delicious Homemade Lemon Jam.

Achieving the Perfect Jam Set

This is arguably the most exciting part of making Homemade Lemon Jam – watching it transform from a liquid into a rich, spreadable preserve. Achieving the perfect set can feel a bit like an art form, but with a few simple tests, you’ll master it in no time.

1. Bring to a Rolling Boil: Once the sugar has fully dissolved, increase the heat to bring the mixture to a rapid, rolling boil. A rolling boil is one that cannot be stirred down. This high heat is necessary to activate the pectin and evaporate excess water, concentrating the sugars and the pectin. Be very attentive during this stage, as the jam can boil over quickly. I always keep a close eye on it and stir frequently to prevent sticking.
2. Boil Rapidly and Skim if Necessary: Continue boiling rapidly for approximately 15-30 minutes. The exact time will depend on your pan, your stove, and how quickly the water evaporates. During this time, you might notice some foam forming on the surface. While a little foam is normal, excessive foam can be carefully skimmed off using a clean metal spoon. Excessive foam can sometimes make the jam appear cloudy. For a beautiful, clear Homemade Lemon Jam, I usually skim off the significant foam.
3. Start Testing for the Setting Point (The Cold Plate Test): This is my preferred and most reliable method for checking if the jam is ready. Make sure you have those small plates chilling in your freezer.
   • After about 15-20 minutes of vigorous boiling, take one of your chilled plates from the freezer.
   • Spoon a small teaspoonful of hot jam onto the cold plate.
   • Let it cool on the plate for about 1-2 minutes. You can even pop the plate back into the freezer for 30 seconds to speed this up.
   • Now, gently push the edge of the jam with your fingertip. If the jam wrinkles or forms a skin, it has reached its setting point. This means it’s ready! The wrinkle test is a classic and very effective way to determine if your Homemade Lemon Jam will set beautifully.
4. Alternative Test (Temperature Method – Optional): If you are using a jam thermometer, the setting point for most jams is typically between 104°C and 105°C (219°F to 221°F). However, I find the cold plate test more reliable as it accounts for variations in pectin levels and acidity. Always cross-reference with the wrinkle test for best results.
5. Continue Boiling if Not Set: If the jam doesn’t wrinkle, or if it runs too easily when you push it, it means it hasn’t reached the setting point yet. Continue to boil the jam for another 5-10 minutes, stirring occasionally, then repeat the cold plate test with a fresh chilled plate. Never put the jam back on a plate that was already used for a test, as it will be warm and give you an inaccurate reading. Be patient; sometimes it just needs a few more minutes to reach perfection. Over-boiling can make the jam too stiff or give it a caramelized flavor, so it’s a delicate balance.
6. Final Check: The Flake Test (for confidence): Another quick visual cue I often use, once I suspect it’s getting close, is the “flake test” (or sheeting test). Dip a cold spoon into the hot jam, lift it out, and hold it horizontally. Let the jam run off the spoon. If it has reached setting point, the jam will fall from the spoon in thick, heavy drops that cling together, forming a “flake” or “sheet” rather than a continuous stream. This confirms the pectin has activated.
7. Remove from Heat: Once you’ve confidently reached the setting point using the cold plate test, immediately remove the pan from the heat. Congratulations, you’ve just created a batch of glorious Homemade Lemon Jam!

Sterilizing Jars and Preparing for Storage

Proper sterilization of your jam jars and lids is not just a recommendation; it’s absolutely critical for the safety and longevity of your Homemade Lemon Jam. Skipping this step can lead to spoilage and mold, which is the last thing you want after all your hard work! I always make sure my jars are sparkling clean and properly sterilized before the jam is ready.

1. Choose the Right Jars: Use glass jars specifically designed for preserving, ideally with new, unused lids. Old lids might not seal properly. Inspect jars for any chips or cracks, as these can prevent a proper seal.
2. Wash Jars Thoroughly: Before sterilizing, wash your jars and lids in hot, soapy water. Rinse them well to remove any soap residue.
3. Methods for Sterilization: There are several effective ways to sterilize your jars. I usually go with the oven method, but choose whichever you find most convenient:
   • Oven Method (My Preferred): Preheat your oven to 120°C (250°F). Place the clean, wet jars (still slightly damp from washing) upside down on a baking tray. Place them in the preheated oven for at least 15-20 minutes. The moisture inside the jars will create steam, ensuring thorough sterilization. Leave them in the oven until you are ready to fill them, keeping them warm. This prevents thermal shock when you add the hot jam.
   • Dishwasher Method: If your dishwasher has a “sterilize” or “hot wash” cycle (usually for baby bottles), you can run the clean jars through this cycle without detergent, ensuring they are piping hot at the end. Make sure to only use this method if your dishwasher reaches very high temperatures.
   • Boiling Water Method: Place your clean jars in a large stockpot. Cover them completely with water and bring the water to a rolling boil. Boil for at least 10-15 minutes. Carefully remove the jars using tongs, letting as much water as possible drain back into the pot, and place them upside down on a clean tea towel to dry slightly while still hot. This method is effective but can be a bit more fiddly to handle the hot jars.
4. Sterilize the Lids: Lids should not be put in the oven as their rubber seals can be damaged. Instead, place them in a small saucepan, cover them with boiling water, and let them simmer for about 5 minutes. Keep them in the hot water until just before you are ready to put them on the filled jars. This ensures the seals are pliable and clean.
5. Keep Jars Hot: It is crucial to fill the hot jam into hot jars. Filling hot jam into cold jars can cause the glass to crack or shatter due to thermal shock. Leaving the jars in the warm oven or in hot water until the last moment ensures they are at the correct temperature for filling.
6. The Importance of Sterilization: This entire process kills any bacteria, yeasts, or molds present on the jars and lids. These microorganisms are everywhere, and without proper sterilization, they would thrive in the jam, causing it to spoil. A properly sterilized jar, combined with the high sugar content and acidity of the Homemade Lemon Jam, creates a hostile environment for spoilage organisms, allowing your jam to be stored safely for many months.

Filling and Sealing Your Homemade Lemon Jam

You’ve done all the hard work, and your exquisite Homemade Lemon Jam is ready! Now comes the satisfying task of bottling it up. This step requires care and attention to detail to ensure a perfect, long-lasting seal.

1. Prepare Your Workspace: Have your sterilized, hot jars and lids ready. Place them on a clean, heatproof surface, perhaps on a wooden board or a thick tea towel, to protect your countertop. Have your jam funnel, ladle, and a clean damp cloth nearby.
2. Ladle the Hot Jam: Carefully remove one hot jar from the oven or hot water (using oven mitts or tongs). Place the jam funnel securely on top of the jar. Using your ladle, spoon the hot jam into the jar. Work quickly but carefully.
3. Fill to the Correct Level: Fill the jar almost to the very top, leaving about 0.5 cm (1/4 inch) of headspace between the surface of the jam and the rim of the jar. This small air gap is crucial for creating a vacuum seal as the jam cools. Don’t overfill, as it can interfere with the seal, and don’t underfill too much, as it can allow for more air, potentially reducing shelf life.
4. Clean the Rims: Once the jar is filled, carefully lift the funnel. Use a clean, damp cloth or paper towel to wipe the rim of the jar thoroughly. Any sticky residue on the rim can prevent the lid from forming a perfect seal. This is a small but important detail for a successful seal on your Homemade Lemon Jam.
5. Apply the Lids: Take a sterilized lid (from the hot water) and place it on the clean rim of the jar. Screw the band on firmly, but not overly tight. Overtightening can sometimes hinder the vacuum seal from forming. A good, firm finger-tightness is usually sufficient.
6. Repeat for All Jars: Continue this process, filling each hot jar one by one, wiping the rims, and securing the lids until all your delicious Homemade Lemon Jam has been bottled.
7. Cooling and Sealing: As the jars cool down, a vacuum seal will form. You will often hear a satisfying “pop” sound as the center of the lid is pulled inwards. This indicates a successful seal. Leave the jars undisturbed on your countertop for at least 12-24 hours to cool completely.
8. Check the Seal: After the jars have completely cooled, check the seal. The center of the lid should be concave (curved inwards) and should not flex up and down when pressed. If a lid has not sealed, refrigerate that jar of jam and consume it within a few weeks. Don’t store unsealed jam at room temperature.
9. Label Your Jars: Once cooled and sealed, wipe down the jars again if needed. Label them with the contents (Homemade Lemon Jam!) and the date it was made. This helps you keep track of your preserves.

Storage and Enjoyment Tips

Congratulations! You’ve successfully made a batch of incredible Homemade Lemon Jam. Now, let’s talk about how to store it to keep it fresh and some delightful ways to enjoy your hard work.

1. Proper Storage for Sealed Jars: Store your sealed jars of Homemade Lemon Jam in a cool, dark place, such as a pantry or a cupboard. Avoid direct sunlight or extreme temperature fluctuations, as these can degrade the quality of the jam and potentially affect the seal over time. Stored correctly, your jam should last for at least 6-12 months, and often even longer. The high sugar content and acidity act as natural preservatives, keeping it delicious.
2. After Opening: Once a jar of Homemade Lemon Jam is opened, it must be refrigerated. The vacuum seal is broken, and it’s exposed to air and potential contaminants. It will typically keep well in the refrigerator for about 2-4 weeks. Always use a clean spoon each time you dip into the jam to prevent introducing bacteria.
3. Serving Suggestions: The bright, tangy flavor of Homemade Lemon Jam makes it incredibly versatile.
   • Classic Toast or Scones: This is a no-brainer! A generous dollop on warm buttered toast, English muffins, or freshly baked scones with clotted cream is pure bliss.
   • Yogurt and Granola: Swirl a spoonful into plain Greek yogurt with some granola for a zesty breakfast or snack.
   • Baking Ingredient: Use it as a filling for tarts, small pastries, or even as a surprise layer in a sponge cake. It adds a wonderful lemon punch.
   • Cheese Boards: A spoonful of lemon jam alongside some sharp cheddar or creamy goat cheese can be a delightful and unexpected pairing on a cheese board.
   • Marinades and Glazes: While less common, the sweet and sour notes of lemon jam can be interesting in savory applications. Try thinning it slightly and using it as a glaze for roast chicken or pork towards the end of cooking for a unique flavor profile.
   • Dessert Topping: Drizzle it over vanilla ice cream, panna cotta, or cheesecake for an instant burst of lemon flavor.
   • Beverages: A small spoonful dissolved in hot water can make a soothing, sweet-tart lemon drink, especially comforting on a chilly day.
4. Gift Giving: Your beautiful Homemade Lemon Jam makes an absolutely wonderful gift. Tie a pretty ribbon around the jar, add a handmade label, and you have a thoughtful, delicious present for friends, family, or neighbors. The effort and love put into making homemade preserves truly shine through.
5. Troubleshooting (If Jam Doesn’t Set): If, after cooling, your jam is still too runny, don’t despair! You can re-boil it. Gently reheat the runny jam in your preserving pan, adding 1-2 tablespoons of lemon juice (which contains more pectin), or a small amount of commercial liquid or powdered pectin if desired. Bring it back to a rolling boil and test for the setting point again. Sometimes it just needs a little extra cooking time or a boost of pectin.

Conclusion:

I’m confident that after reading through this recipe, you’re just as excited as I am about the prospect of creating your very own batch of this vibrant, sun-kissed spread. This isn’t just another preserve; it’s a culinary journey that promises to brighten your kitchen and your palate. What truly makes this recipe a must-try is its incredible ability to transform simple, humble lemons into something extraordinary. The zest, the juice, the very essence of the lemon is captured in a way that no store-bought version ever could. You’ll notice an unparalleled freshness, a vivid citrus punch that sings on your tongue, completely devoid of the artificial notes or overly sweet blandness that often plagues commercial jams. It’s an experience that awakens the senses, from the intoxicating aroma that will fill your home as it simmers gently on the stove, to the first spoonful of glistening, golden goodness. There’s an immense satisfaction in knowing exactly what goes into your food, and with this recipe, you’re guaranteed pure, wholesome ingredients, prepared with love. I truly believe that once you’ve tasted the difference, you’ll never look back. This isn’t just about making jam; it’s about embracing a moment of pure, unadulterated culinary joy.

Beyond its dazzling taste, the versatility of this incredible concoction is truly where it shines. While the classic pairing with warm, buttered toast or a freshly baked scone is undeniably a slice of heaven, I encourage you to think outside the jar! Imagine spooning a generous dollop into your morning Greek yogurt, swirling it through a bowl of hot oatmeal for a zesty kick, or even using it as a vibrant filling for delicate pastries and tarts. For a truly indulgent treat, try warming it slightly and drizzling it over vanilla bean ice cream – the hot and cold, sweet and tart combination is absolutely divine. And for those who love to experiment, this

Homemade Lemon Jam

makes an unexpected but utterly delightful companion to a cheese board, cutting through the richness of creamy brie or a sharp cheddar with its bright acidity. You could even whisk a spoonful into a vinaigrette for a surprisingly sophisticated salad dressing or use it as a glaze for roasted chicken or pork for a sweet and tangy finish. As for variations, don’t hesitate to play around! A tiny pinch of finely grated ginger added during the cooking process can introduce a lovely warmth, or a splash of vanilla extract can deepen its aromatic profile. For an extra layer of complexity, try adding a few sprigs of fresh rosemary or thyme during the final moments of simmering, removing them before jarring. The possibilities are genuinely endless, limited only by your imagination, and each variation promises a new delightful discovery.

Now that I’ve shared all my secrets and suggestions, there’s only one thing left for you to do: roll up your sleeves and dive in! Don’t be intimidated; the process is incredibly straightforward and profoundly rewarding. The joy of creating something so delicious and beautiful with your own hands is truly unparalleled. I promise you, the effort is minimal compared to the immense pleasure you’ll derive from each spoonful. This is more than just a recipe; it’s an invitation to create, to savor, and to share. So, gather your lemons, clear your schedule for a little kitchen therapy, and embark on this wonderful jam-making adventure. Once your jars are filled and cooled, I would absolutely love to hear about your experience. Did you stick to the classic preparation, or did you venture into some exciting variations? What were your favorite serving suggestions? Please, don’t keep your triumphs to yourself! Share your photos, your stories, and any clever modifications you came up with in the comments section below. Your insights not only inspire me but also help others in our wonderful community of home cooks. Let’s celebrate the magic of homemade together!

Homemade Lemon Jam

A delightful homemade lemon jam, capturing the bright, zesty essence of lemons in a sweet and tart spread. Perfect for toast, yogurt, or pastries, offering a touch of artisanal charm.

Prep Time
1 Hours

Cook Time
30 Minutes

Total Time
30 Minutes

Servings
6-8 jars (250ml/8 oz each)

Ingredients

• 1.5 kg (3.3 lbs) fresh, unwaxed lemons
• 1.5 kg (3.3 lbs) granulated sugar
• 1.2 Liters (5 cups) water
• Small piece of muslin or cheesecloth
• Twine or kitchen string

Instructions

1. Step 1
   Wash lemons thoroughly. Zest all lemons, avoiding the bitter white pith. Finely chop zest or leave in thin strips. Halve and juice the zested lemons; strain juice. Scrape out pulp, membranes, and seeds from juiced halves for pectin extraction.
2. Step 2
   Place all collected seeds, membranes, and pith onto the muslin/cheesecloth. Gather corners and tie securely with twine to form a sachet. Leave a long string to tie to the pot handle.
3. Step 3
   In a large preserving pan, combine 1.2 liters water, chopped lemon zest, and the pectin sachet (tied to the handle). Bring to a gentle boil, then simmer uncovered for 45-60 minutes, until zest is very tender. Stir occasionally.
4. Step 4
   Carefully remove pectin sachet. Allow to cool slightly, then place in a sieve over the pan and press firmly to extract all pectin-rich liquid back into the pan. Discard sachet. Add strained lemon juice and granulated sugar to the pan. Stir continuously over low heat until sugar is completely dissolved, ensuring no gritty crystals remain.
5. Step 5
   Increase heat to bring the mixture to a rapid, rolling boil. Boil rapidly for approximately 15-30 minutes, skimming any excessive foam. Begin testing for set after 15-20 minutes.
6. Step 6
   To test for setting point: Spoon a small amount of hot jam onto a chilled plate. Let it cool for 1-2 minutes, then gently push with your fingertip. If the jam wrinkles or forms a skin, it’s ready. If not, continue boiling for another 5-10 minutes and re-test with a fresh chilled plate. (Optional: A jam thermometer will read 104-105°C / 219-221°F).
7. Step 7
   While jam boils, sterilize clean glass jars. Place slightly damp jars upside down in a 120°C (250°F) oven for 15-20 minutes. Simmer lids in boiling water for 5 minutes. Keep jars and lids hot until ready to fill.
8. Step 8
   Immediately remove jam from heat. Carefully ladle hot jam into hot sterilized jars, using a jam funnel, leaving 0.5 cm (1/4 inch) headspace. Wipe jar rims clean with a damp cloth. Place hot lids on jars and screw bands on firmly (finger-tight).
9. Step 9
   Let jars cool undisturbed on the countertop for 12-24 hours. Check seals: lids should be concave and not flex when pressed. Label jars with contents and date. Store sealed jars in a cool, dark place for 6-12 months. Refrigerate opened jars and consume within 2-4 weeks. If any jar doesn’t seal, refrigerate and consume promptly.

Important Information

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.