Summer Berry Pie

Recipe Instructions Mix berries and pour into pastry shell. Mix sugar and cornstarch in med. saucepan. Gradually stir in water until smooth. Stirring constantly, cook on medium heat until mixture comes to a boil; boil 1 min. Remove from heat. Stir in gelatin until dissolved. Cool to room temperature. Pour over berries in pastry shell. Refrigerate 3 hours. Spread whipped topping over pie before serving. Garnish with additional berries, if desired.