1 box Duncan Hines cake mix

ICING:

2 c. sugar
1 c. sour cream
3 (6 oz.) pkgs. fresh grated coconut
1 tsp. vanilla
1 c. Cool Whip

Mix cake mix by box instructions and after cooling, cut each layer to result in 4 layers - use string method.

Icing: Mix first 4 ingredients together and save 1 cup for later use. Then spread the remainder between each of the layers. Take the saved 1 cup of icing and mix with Cool Whip and cover the remainder of the cake (top and sides).

Put cake in refrigerator for 12 hours uncovered. Then cover and keep in refrigerator for 36 hours before serving. Remember to refrigerate cake after serving due to fresh coconut!