Yield:  12-16 servings   Ingredients: Cake 1 cup butter 1 cup cola beverage 2 Tablespoons cocoa 1 cup mini marshmallows 2 cups flour 2 cups sugar 2 eggs 1/2 cup buttermilk 1 teaspoon baking soda 1 teaspoon vanilla   Directions for cake: Preheat oven to 350. Lightly spray a 9×13 baking pan with  cooking spray. […]