1 box white or yellow cake mix
1 (14 oz.) can sweetened condensed milk
1 (15 oz.) can cream of coconut
1 (8 oz.) bowl whipped topping
1 (7 oz.) bag coconut

Mix cake according to directions on box.

Bake in a 9 x 13-inch pan; let cool. Puncture the cake full of holes. Combine cream of coconut and condensed milk; pour mixture over the cake. Top with whipped topping, then the coconut. Refrigerate.