Strawberry Jam (with Syltsocker)

There is nothing quite like the taste of homemade strawberry jam made with fresh, ripe strawberries. It is sweet, fruity, and bursting with natural flavour. Whether you spread it on warm toast, spoon it over pancakes, or serve it with freshly baked scones, strawberry jam is a classic favourite that never goes out of style.
This easy strawberry jam recipe uses only a few simple ingredients and comes together in a short time. You do not need any special equipment or advanced preserving skills. If you are new to making jam, this recipe is a great place to start. The method is straightforward, and the results are delicious every time.
Why You’ll Love This Strawberry Jam Recipe
Making your own strawberry jam allows you to enjoy the fresh taste of strawberries all year round. Unlike many store-bought jams, homemade jam has a bright fruit flavour and a wonderful texture. You can make it as smooth or as chunky as you like.
This recipe is:
- Quick and easy to prepare.
- Made with only a handful of ingredients.
- Perfect for beginners.
- Great for preserving fresh strawberries.
- Delicious on breakfast dishes, desserts, and baked goods.
Once you try homemade strawberry jam, you may never want to buy it from the supermarket again.
What Is Syltsocker?
This recipe uses syltsocker, also known as Swedish jam sugar. Syltsocker is specially made for preparing jams and preserves. It contains regular sugar along with added pectin and citric acid.
Pectin helps the jam set properly, while citric acid balances the sweetness and supports the setting process. Because these ingredients are already included, you do not need to buy separate pectin when using syltsocker. This makes jam making much easier, especially for beginners.
Syltsocker also helps create a consistent texture and reduces the guesswork involved in making homemade jam.
What Can I Use Instead of Syltsocker?
If you cannot find syltsocker, do not worry. There are several good alternatives.
You can use granulated sugar together with powdered or liquid pectin. Follow the instructions on the pectin package to determine the correct amount for your recipe.
Another option is to use preserving sugar or jam sugar, which is widely available in many countries. Like syltsocker, it already contains pectin and is designed for making jams.
You can also use regular sugar with fresh lemon juice. Lemon juice adds acidity, which helps activate the natural pectin in the fruit. However, strawberries are naturally low in pectin, so the jam may be softer unless additional pectin is added.
Preparation
Good preparation is the key to making delicious strawberry jam.
Choose ripe, fresh strawberries that are bright red and naturally sweet. Avoid berries that are bruised, mouldy, or overly soft. Fresh, high-quality fruit produces the best flavour and colour.
Rinse the strawberries quickly under cold water before removing the green tops. Washing them before hulling prevents the berries from absorbing excess water. After washing, pat them dry with a clean kitchen towel.
Cut larger strawberries into smaller pieces so they cook evenly. If you prefer a smoother jam, lightly mash some of the fruit during cooking. If you enjoy chunky jam, leave more of the fruit whole and stir gently.
Taking a few extra minutes to prepare the fruit properly makes a noticeable difference in the final jam.
Ways to Enjoy Homemade Strawberry Jam
Homemade strawberry jam is incredibly versatile. It is much more than just a topping for toast.
Enjoy it:
- Spread on toast, croissants, muffins, or bagels.
- Serve with scones and clotted cream.
- Swirled into yoghurt or oatmeal.
- Layer it in sponge cakes and sandwiches.
- Used as a filling for doughnuts and pastries.
- Spoon over pancakes, waffles, or French toast.
- Mix into cheesecakes and other desserts.
- Add to ice cream or milkshakes for extra strawberry flavour.
A jar of homemade strawberry jam also makes a thoughtful gift for friends and family.

A jar of homemade strawberry jam filled with fresh berry flavour, ideal for adding sweetness to your favourite foods.
Tips for the Best Strawberry Jam
For the best results, use strawberries that are fully ripe but still firm. Cook the jam over a steady heat and avoid overcooking it, as this can reduce the fresh strawberry flavour.
Always test the setting point before transferring the jam to jars. Sterilise your jars properly to help extend the shelf life and keep your jam fresh for longer.
With just a little care, you can make a beautifully flavoured jam that is perfect every time.

Test the strawberry jam setting point by placing a small spoonful on a chilled plate and letting it cool for a minute. If the jam wrinkles when gently pushed, it is ready with the perfect thick and spreadable consistency.
Make Homemade Strawberry Jam Today
This easy homemade strawberry jam recipe is a wonderful way to preserve the taste of fresh strawberries. With the help of syltsocker, making jam becomes simple, reliable, and enjoyable for cooks of all experience levels. Whether you make it for your family, your breakfast table, or as a homemade gift, this recipe is sure to become a favourite.




Strawberry Jam (with Syltsocker)
Ingredients
- 500 g strawberries hulled and chopped into small pieces
- 250 g syltsocker jam sugar* see notes
- 3 g butter
- ½ tbsp freshly squeezed lemon juice for a brighter flavour
Instructions
Prepare the strawberries.
- Rinse the strawberries briefly under cold water and pat them dry. Remove the hulls and cut any large berries into smaller pieces.500 g strawberries
Cook the fruit.
- Place the strawberries and butter in a large saucepan over medium-high heat. Bring to a rolling boil, stirring occasionally.3 g butter
Add the sugar.
- Stir in the syltsocker until evenly combined. Continue stirring until the sugar has completely dissolved. Add the lemon juice, if using.250 g syltsocker, ½ tbsp freshly squeezed lemon juice
Boil the jam.
- Return the mixture to a rolling boil and cook for 3–5 minutes. Stir occasionally and skim off any foam that forms on the surface.
Test for setting point.
- Spoon a small amount of jam onto a chilled plate and let it cool for about 1 minute. Push it gently with your finger. If the surface wrinkles, the jam is ready. If not, continue boiling for another minute and test again.
Fill the jars.
- Carefully pour the hot jam into clean, sterilized jars, leaving about 1 cm of headspace. Wipe the rims if needed, seal immediately, and allow the jars to cool completely.
Storage
- Store unopened jars in a cool, dark place for up to 1 year.
- Once opened, refrigerate and use within 3–4 weeks.
Notes
- *Syltsocker already contains pectin and citric acid, so additional pectin is unnecessary. The lemon juice is optional and simply adds a fresher, tangier flavour.
- For a smoother jam, lightly mash some of the strawberries during cooking.
- For a chunkier jam, stir gently and avoid overcooking the fruit.
If you’ve sterilized the bottles in the oven: Leave them in the warm oven until you’re ready to fill them. They should be hot and dry.
If you’ve sterilized them in boiling water or a dishwasher: Drain them upside down on a clean rack or towel and let them air-dry while still warm. Avoid drying the inside with a tea towel or paper towel, as this can reintroduce bacteria or leave fibers behind.
When you’re ready:
- Fill the jars while they’re still warm with the hot jam, leaving about 5–1 cm (¼–½ inch) of headspace.
- Wipe only the rim of the jar if any jam has spilled there, using a clean, damp cloth or paper towel.
- Put the sterilized lid on immediately and tighten it.
Frequently Asked Questions
Unopened jars can be stored in a cool, dark place for up to 1 year. Once opened, keep the jam refrigerated and use it within 3–4 weeks.
No. Syltsocker (jam sugar) already contains pectin, so no extra pectin is needed.
A small amount of butter helps reduce foam during cooking, giving the jam a clearer finish.
Yes. Thaw the strawberries first and drain any excess liquid before making the jam.
Place a spoonful of jam on a chilled plate. If it wrinkles when pushed gently with your finger after cooling for a minute, it has reached the setting point.
It is not recommended when using syltsocker, as the sugar helps the jam set properly and preserves it.
The jam may need to boil a little longer to reach the setting point. You can also let it cool completely, as it thickens as it cools.
Yes. Let the jam cool completely, then freeze the jam in freezer-safe containers, leaving some space for expansion. It will keep for up to 6 months. Thaw it in the refrigerator before using.
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