Kool-Aid Pie
["1 large can evaporated milk", "2/3 c. sugar", "1 pkg. unsweetened Kool-Aid", "1 (9-inch) graham cracker crust", "food coloring if desired"]
["Place milk in small bowl and chill several hours.", "When thoroughly chilled, beat on medium speed until double in volume, then gradually add sugar, Kool-Aid and coloring.", "Place in crust and freeze for several hours."]
["milk", "sugar", "graham cracker crust", "food coloring"]