1 (8 oz.) pkg. noodles, cooked
1 lb. hamburger
1 diced onion
1/2 Velveeta cheese
8 oz. can mushrooms (optional)
1 can cream of mushroom soup

Fry hamburger and onion seasoned with celery salt and salt. When hamburger is cooked, drain fat. Turn heat down and lay sliced cheese on top. When cheese is melted, add mushrooms and soup. Allow to simmer for a few minutes. Drain noodles and put in casserole and pour hamburger sauce over. Cover and bake 20 to 30 minutes at 350 degrees.