Lemon Supreme Cake
["1 box lemon supreme cake mix", "1 Eagle Brand milk", "1 small frozen lemonade (defrosted)", "1 (8 oz.) Cool Whip"]
["Bake cake according to package directions.", "Mix Eagle Brand, lemonade and Cool Whip.", "Slice the two layers (make 4 layers).", "Put filling in between and on top.", "Keep refrigerated."]
["lemon supreme cake mix", "milk", "frozen lemonade"]