Corn Casserole - cooking recipe

Ingredients

1 cube margarine
1 medium onion, chopped
1 can whole kernel corn, drained
1 can cream-style corn
1 egg
1 pkg. Jiffy corn bread mix
1 c. shredded Cheddar cheese (optional)

Preparation

Melt margarine in a 9 x 13-inch baking dish. Add the next 5 ingredients, stirring well.
Bake in a 350\u00b0 oven for 45 minutes. Sprinkle Cheddar cheese on top the last 10 minutes of baking.