2 cups sliced fresh strawberries
1/2 cup fresh raspberries
3 tablespoons frozen apple juice concentrate, thawed
1 12-ounce can diet lemon-lime carbonated beverage
1. In a blender, combine strawberries, raspberries, and apple juice concentrate. Cover and blend until smooth. Strain through a fine-mesh sieve; discard pulp.
2. Pour strained mixture into a small pitcher; slowly stir in carbonated beverage. Serve over ice cubes in chilled glasses. Makes 4 (6-ounce) servings.