1 lb. hamburger
1 med. onion
2 cans tomato sauce
1 pkg. egg noodles
1 carton sour cream
1 pkg. sliced cheese

Brown hamburger and onion with salt and pepper. Add tomato sauce and simmer. Cook noodles according to directions. Drain noodles and stir in sauce and sour cream. Put in casserole dish and cover with cheese. Bake at 350 degrees for 30 minutes.