Coconut Cake Supreme

1 box white cake mix
1/3 cup oil
3 eggs
8 oz. sour cream
one 8½ oz. can cream of coconut
8 oz. cream cheese, softened
one 16 oz. box confectioner's sugar
2 tablespoons milk
1 teaspoon vanilla

Combine cake mix with oil, eggs, sour cream and cream of coconut. Pour batter in a greased and floured 9"x13" cake pan. Bake at 350° for 30 minutes. Mix together cream cheese, sugar, milk, and vanilla. Ice cake.

Serves 12 to 15.