4 1/2 cups fresh blueberries
1/3 cup fresh lime juice
1/2 cup water
1 tablespoon grated lime rind
1 package powdered pectin
4 cups sugar

In 8-quart pan combine all ingredients except sugar and mix well. Bring to a full boil over high heat, stirring constantly. Quickly add sugar. Stir constantly and bring to full rolling boil again. Boil hard for 1 minute, stirring constantly. Remove from heat and skim quickly if needed.

Quickly ladle into sterilized jars and seal.