Easy Coconut Cake
["1 box white or yellow cake mix", "2 pkg. frozen coconut", "2 (16 oz.) cartons sour cream", "2 c. sugar", "1 large carton Cool Whip"]
["Mix cake according to package.", "Bake in 2 layers.", "When cool, split in 4 layers.", "Mix coconut, sour cream and sugar; set aside 1/2 cup.", "Spread the rest between cake layers.", "Mix the reserved 1/2 cup with Cool Whip.", "Spread over top and sides of cake. Refrigerate at least 3 days.", "Keep refrigerated."]
["white", "frozen coconut", "sour cream", "sugar"]