Easy Lemon Pie
["1 (14 oz.) can sweetened condensed milk", "1 tsp. grated lemon rind", "1/2 c. lemon juice", "3 1/2 c. Cool Whip, thawed", "1 Keebler graham cracker pie crust"]
["Combine milk, lemon rind and juice in a bowl.", "Fold in Cool Whip and blend well.", "Spoon into crust and chill for 2 to 3 hours."]
["condensed milk", "lemon rind", "lemon juice", "graham cracker pie crust"]