6 0.25lbbutter 1packagecorn muffin mix 1cancreamed corn 1canwhole kernel corn 1csour cream Preheat oven to 350 degrees. Combine all ingredients in large mixing bowl. Stir until well combined. Pour batter into baking spray-coated 8 x 8 baking pan (I use a 9 x 13 for a thinner casserole). Spread with spoon or shake pan to even out the batter. Bake for 40 to 45 minutes. Remove from oven and cool slightly to set before serving.