2 c. boiling water
1 pkg. low calorie lemon gelatin dessert
1 pkg. low calorie lime gelatin dessert
10 ice cubes
1 (16 oz.) container plain whole milk yogurt
1 (9-inch) baked pie shell

In a large bowl, stir boiling water into lemon and lime gelatins until thoroughly dissolved. Stir in ice cubes. With wire whisk, beat in yogurt until blended and smooth. Pour into pie shell; chill. Makes 1 pie.