sweetened condensed milk
1Make and bake cake according to cake mix directions, adding 1 teaspoon vanilla to batter. Bake in a 13 x 9 inch long pan. When cake is done, poke holes on the top (lots of them)
2Mix condensed milk with cream of coconut and pour over cake. Cool completely.
3Spread Cool Whip on top. You can sprinkle 1/2 cup coconut and 1 cup chopped pecans on top, if desired.
About Oklahoma Coconut Cake