Helen will use a 9x13 pan & pour only about 2/3 of the cake in that pan. Pour the rest of the cake batter in a different dish. This way the cake isn't so thick.

White or Yellow cake Cream of Coconut Cool Whip Sweet coconut flakes

Bake cake as directed on box. When baked & still hot poke holes in the cake with a pencil size object. Pour cream of coconut on the cake. Chill. Spread on Cool Whip. Sprinkle on coconut flakes.