4 env. Knox unflavored gelatin
1 1/4 c. cold water
1 (6 oz.) can frozen concentrated grape juice, thawed, undiluted

Sprinkle Knox gelatin over water in a medium sized saucepan. Stir over low heat about 5 minutes or until gelatin is completely dissolved. Remove from heat and stir in juice. Pour into an 8" square baking pan and refrigerate 2 hours or more until firm. Cut into 36 squares. May also be made with orange juice concentrate. 14 calories per cube.