2 graham cracker pie crusts
1 can chilled condensed milk
1 sm. can frozen lemonade
8 oz. container Cool Whip
Grated lemon peel

Whip up can of chilled condensed milk. Add small can of frozen lemonade. Fold in 8 ounce Cool Whip. Pour into pie crusts (or individual tarts). Grate lemon peel on top. Refrigerate until firm.