Lemonade Pie
["1 (14 oz.) can sweetened condensed milk", "1 (6 fluid oz.) can frozen concentrated lemonade or limeade", "1 (8 oz.) Cool Whip nondairy whipped topping", "9-inch graham cracker crumb crust"]
["Beat concentrate in large bowl about 30 seconds.", "Blend in condensed milk.", "Fold in Cool Whip.", "Spoon into crust.", "Freeze until firm, 4 hours or overnight (optional).", "Garnish with lemon or lime.", "Return leftover pie to freezer."]
["condensed milk", "limeade", "nondairy whipped topping", "graham cracker crumb crust"]