Is there anything better than homemade strawberry jam? Bursting with fresh strawberry flavor, this simple jam is perfect on sourdough toast at breakfast, spooned over desserts, or used as a filling for cookies and pastries. Made with just three ingredients—strawberries, sugar, and lemon juice—this recipe is easy to scale and works with fresh or frozen strawberries. No pectin or special equipment needed if you’re making a refrigerator jam.
Why You’ll Love This Recipe
Flexible – You can easily adjust the sweetness or tang by changing the sugar or lemon juice. For extra flavor, try a splash of vanilla, a little grated ginger, or lemon zest.
Year-round – Use ripe fresh strawberries in summer or frozen berries in winter. If using frozen fruit, there’s no need to thaw them first; they thaw and release juices as they heat.
Beginner-friendly – This is a great starter jam recipe. No canning skills are required because it’s stored in the refrigerator. A jam funnel and ladle are handy for filling jars neatly but aren’t essential.
Ingredients
- Strawberries – Fresh ripe berries are ideal, but frozen strawberries work well too.
- Sugar – Granulated white sugar is standard; use brown sugar if you prefer a deeper, caramel-like flavor.
- Lemon juice – Freshly squeezed lemon juice brightens the jam. Use unwaxed lemons if you plan to add zest.
How To Make Strawberry Jam with No Pectin
Start by hulling and halving the strawberries; they don’t need to be finely chopped because you’ll mash them later. Combine the strawberries, sugar, and lemon juice in a heavy-based saucepan and toss to coat. If you’re using fresh fruit, crush the berries with a potato masher or wooden spoon to release juices, then heat over medium until the mixture reaches a steady simmer. For frozen berries, heat for about 20 minutes until soft enough to mash.
Once the fruit is bubbling, increase the heat to medium-high and cook for roughly 30 minutes, stirring occasionally. The mixture will go from watery to a jammy texture as water evaporates and the sugars concentrate. Stir more often toward the end to prevent sticking or burning.
To check doneness, drag a spoon across the bottom of the pan. If a clear strip shows and the jam doesn’t immediately run back to fill it, the consistency is right; it will thicken further as it cools. Once you’re satisfied with the texture, remove the pot from heat.
Sterilize your jars with boiling water or a very hot dishwasher cycle. While the jam and jars are still hot, funnel the jam into the jars, leaving about 1 cm (around 1/2 inch) headspace. Seal tightly and let the jars cool on the counter before storing in the refrigerator.
Kate’s Recipe Tips
- Hull strawberries quickly by scooping out the stem with a small teaspoon — it’s fast and safe for kids to help with.
- Adjust sugar to taste: use less for very ripe berries or add a bit more if your fruit is tart or out of season. Taste carefully after the jam has simmered for a while; it will be hot.
- A silicone spatula is great for scraping down the pot and makes cleanup easier.
What To Serve With Strawberry Jam
This jam is versatile — here are a few popular pairings:
- Spread on flaky biscuits or buttery scones.
- Slathered on buttered sourdough toast or English muffins.
- Used in shortcakes with whipped cream for a classic dessert.
- Topped on pancakes or waffles for a fruity breakfast.
- As a filling for thumbprint cookies or sweet rolls.
How To Store and Freeze
This is a refrigerator jam, not a canned product. Store jars in the fridge where they’ll keep for at least two months unopened; once opened, use within about two weeks. You can also freeze jars — leave extra headroom so the jam can expand as it freezes.
Frequently Asked Questions
Yes. This small-batch recipe yields about two 250ml jars. You can double or triple the quantities for larger batches; note that larger volumes may increase the overall cooking time.
Cooking time varies with pan type, stove, and fruit ripeness. If it’s slow, raise the heat slightly and stir often; if it’s moving too quickly, lower the heat to avoid burning.
A thermometer isn’t necessary—judge by texture and the spoon test. If you prefer a temperature guideline, jam is typically ready around 105°C (220°F), but focus on the consistency rather than an exact number.
Foam is just air and proteins from the fruit. You can skim it off for a clearer finish, but it’s not required for refrigerator jam and will mostly disappear during cooking.
Strawberry Jam (no pectin)
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Equipment
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Heavy based saucepan (about 5L recommended)
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Wooden spoon or spatula
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Jam funnel and ladle (optional)
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2 x 250ml jars
Ingredients
- 800 g Strawberries, (fresh or frozen)
- 150 g Granulated sugar
- 40 g Lemon juice, (approx. 1 lemon)
Instructions
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Hull and halve fresh strawberries. If using frozen, there’s no need to thaw before cooking.
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Place strawberries, sugar, and lemon juice in a heavy-based saucepan and toss to combine. For fresh berries, crush them with a masher or wooden spoon, then heat to a steady simmer. For frozen berries, heat about 20 minutes until soft enough to mash.
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Remove from heat to mash the fruit if needed, then return to medium heat and bring back to a simmer. Increase to medium-high once bubbling.
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Cook about 30 minutes, stirring occasionally, until the jam reaches a uniform, thick texture. Stir more often toward the end to prevent sticking.
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Test by dragging a spoon across the pan—if the jam doesn’t immediately run back, it’s ready. Turn off the heat when you’re satisfied with the consistency.
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Sterilize two 250ml jars. While jars and jam are hot, fill them leaving about 1 cm headspace, seal tightly, and let cool on the counter before refrigerating.
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