1 (6 oz.) can limeade frozen concentrate
1 can Eagle brand condensed milk
1 (9 oz.) container Cool Whip
1 pie shell baked or graham cracker crust

Mix limeade and milk, fold in Cool Whip and pour into crust. Serve with Cool Whip if desired. Chill several hours. For lemon pie substitute one 6 oz. frozen lemonade.