3 1/2 lbs. Concord grapes
2 c. water
4 1/2 c. sugar

Clean grapes. Remove skins from half of the grapes. In a kettle, combine skinned and unskinned grapes and cook with cover for 10 minutes or until softened. Sieve grape mixture to remove seed and skins. Pour 3 cups of strained pulp into kettle. Add water and uncooked grape skins. Cook with cover for 10 minutes. Uncover and stir in sugar and bring to boil, stirring constantly. Cook 10 to 12 minutes and remove from heat. Pour into airtight jars.