My Friend (Helen'S) Coconut Cake
["1 yellow cake mix, made in layers", "1 (16 oz.) container sour cream", "1 c. sugar", "1 tsp. vanilla", "3 pkg. frozen coconut or 1 fresh coconut"]
["Make cake in layers according to directions on box.", "Cool. Mix sour cream, sugar, vanilla and coconut and place between layers and on top.", "Refrigerate for 4 days.", "If not eaten, freeze."]
["yellow cake", "sour cream", "sugar", "vanilla", "frozen coconut"]