Blueberry Jam

I used to make this every summer when I lived in NJ and we would pick blueberries at "Blueberry Acres".

• Ready In: 20 mins
• Yields: 5 8ounce jars

Ingredients

• 3 (1/3ounce) envelopes unflavored gelatin
• 1 1⁄2 cups  cold water
• 2  pints blueberries, mashed
• 3⁄4 cup sugar
• 2  tablespoons lemon juice
• 1  teaspoon butter or 1  teaspoon margarine
• 1⁄2 teaspoon ground cinnamon (to taste)
• 1⁄2 teaspoon vanilla extract

Directions

1. In a large saucepan, combine the gelatin and water, and let stand for 1 minute.
2. Cook the gelatin/water over low heat about 5 minutes, stirring until dissolved.
3. Stir in the blueberries, sugar, lemon juice, butter and cinnamon.
4. Bring to a boil, over medium-high heat.
5. Boil for 10 minutes, stirring constantly.
6. Remove from the heat and stir in the vanilla.
7. Spoon into sterilized jars.