Blueberry Jam - cooking recipe

Ingredients

1 1/2 qt. stemmed blueberries, crushed
1/4 c. lemon juice
1 (1-inch) stick cinnamon
7 c. sugar
2 (3 oz.) pkg. liquid fruit pectin

Preparation

Combine all ingredients, except fruit pectin, in Dutch oven; bring mixture to a boil, stirring occasionally, until the sugar dissolves.