Mix both cans corn, eggs, salt, pepper, and corn muffin mix. Place in a greased 2 quart casserole. Sprinkle onions on top. Spread sour cream over that, then top with cheddar cheese. Bake in a 400 oven for 30 min. or until hot and bubbly.
Recipe by Big City Tiny Kitchen at https://bigcitytinykitchen.com/corn-casserole/