Blackberry Jam

Ingredients

• 4 cups blackberries
• 1 cup white sugar
• 2 tablespoons cornstarch
• 0.25 teaspoons ground cinnamon
• 0.25 teaspoons ground allspice
• 0.5 teaspoons lemon juice

Instructions

1. 1

   Gather all ingredients.

2. 2

   Mash blackberries in a saucepan with a potato masher.

3. 3

   Stir in sugar until juices are released. Remove 1 tablespoon blackberry juice from the saucepan; mix with cornstarch in a small bowl. Stir cornstarch mixture back into the saucepan.

4. 4

   Bring blackberries to a boil; cook, stirring often, until jam has thickened, about 15 minutes.

5. 5

   Stir in cinnamon and allspice. Remove saucepan from the heat and allow jam to cool, 30 to 45 minutes.

6. 6

   Transfer jam to a bowl, cover, and refrigerate until chilled. Stir in lemon juice before serving.