1 yellow cake mix (with pudding) baked as directed in 13 by 9-inch pan
For topping mixture:
1 can evaporated milk
1 can sweetened condensed milk
1 pint heavy whipping cream
1/2 cup rum (or to taste)
Whipped cream, to cover cake
5 ounces sweetened coconut
Poke holes in the cake with a fork all over. Pour topping mixture over cake. Let mixture absorb completely in refrigerator.
Cover with whipped cream or cool whip and sprinkle sweetened coconut over top of cake.
OPTIONAL: Add macadamia nuts, cherries and/or pineapple.