homemade blueberry jam

How to Make Homemade Blueberry Jam

Making homemade blueberry jam is simple, delicious, and a great way to preserve summer’s sweetness. Here’s a step-by-step guide to perfect blueberry jam every time.

Start with 4 cups of fresh or frozen blueberries, 2 cups of granulated sugar, 1 tablespoon of lemon juice, and 1 teaspoon of lemon zest. The lemon balances the sweetness and enhances flavor.

In a large saucepan, combine blueberries, sugar, and lemon juice. Heat over medium-low, stirring gently until the sugar dissolves. Increase heat to medium and bring to a boil, then reduce heat to simmer. Skim off any foam that rises to the surface.

Let the mixture simmer for 15–20 minutes, stirring occasionally, until it thickens. To test doneness, place a small spoonful on a chilled plate—if it wrinkles when pushed, it’s ready. Stir in the lemon zest during the last 5 minutes for a bright aroma.

Remove from heat and let cool slightly. Ladle the jam into sterilized jars, leaving ½ inch of headspace. Seal tightly and let cool completely. Store in the refrigerator for up to 3 weeks or freeze for longer storage.

Enjoy your homemade blueberry jam on toast, pancakes, or as a topping for yogurt! It’s a versatile treat that tastes even better when you make it yourself.

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