Four-Day Cake
["1 box German chocolate cake mix", "1 c. powdered sugar", "1 c. sour cream", "1 1/2 c. coconut", "1 tsp. vanilla", "1 (16 oz.) Cool Whip"]
["Follow directions for layer cake. Cool. Can use 8 or 9-inch pans.", "Slice each layer in half to make four layers.", "Mix powdered sugar, sour cream, coconut, vanilla and Cool Whip for filling. Spread between layers, on top and on sides of cake.", "Put in airtight container.", "Place in refrigerator for 4 days.", "Do not peek."]
["chocolate cake", "powdered sugar", "sour cream", "coconut", "vanilla"]