Preheat oven to 350 degrees.
Follow directions on the Duncan Hines Moist Deluxe Butter Recipe Golden Cake Mix box and add 1/2 teaspoon vanilla flavoring to the batter.
Grease pans with butter and sprinkle lightly with flour.
Bake in two 9 inch pans for 28 minutes.
Cool for 15 minutes.
Frost with Duncan Hines Milk Chocolate Frosting.
