Ingredients:
Duncan Hines Yellow Deluxe Cake Mix
2 cups unsweetened shredded coconut
2 cups granulated sugar
2 cups sour cream
Mix last three ingredients.
Refrigerate until cake is ready to be frosted.
Prepare cake.
Cool cake completely and slice each layer in half.
Frost each layer.
Refrigerate 3 days, covered, before eating.
Keep refrigerated.