2 lbs hamburger
1 egg
2 cups oatmeal
4 oz can sliced mushrooms, drained
1/2 cup finely chopped onion
1/2 cup sour cream
salt and pepper to taste
1 can cream of mushroom soup
1/4 cup catsup
4 slices American cheese

Combine hamburger, egg, oatmeal, mushrooms, onion, salt, pepper, sour cream, catsup and 1/2 can of mushroom soup. Mix well and put into loaf pan or casserole and bake 45 min. at 350 degrees. Remove from oven and drain grease. Top with cheese slices and pour remaining soup over all. Bake another 10-15 min. or until cheese is melted.