2 (8 oz.) containers vanilla yogurt
1 (8 oz.) container Cool Whip
2 c. chopped sweetened strawberries
1 baked 9-inch graham cracker crust, cooled

Fold yogurt and Cool whip. Fold in strawberries and spoon into crust. Freeze until firm, 4 hours, or overnight. Put in the refrigerator 30 minutes before serving.