1 (9-inch) pie shell, baked
1 1/2 c. sugar
4 tbsp. cornstarch
1 1/2 c. water
1 (3 oz.) pkg. Jell-O (raspberry or strawberry)
1 qt. berries

Pour berries in baked shell. Mix sugar and cornstarch, and add to water. Cook until thick. Add Jell-O. Mix well. Pour over berries. Chill.