2 tbsp. butter
1 lb. ground beef
1 med. onion, chopped
1 sm. can mushrooms, drained
1 (No. 2) can tomatoes
1 tsp. garlic salt
1/2 lb. cheese, grated
1 (8 oz.) pkg. egg noodles, cooked & drained

Brown beef and onions in butter. Combine remaining ingredients. Add salt and pepper to taste. Place in 2 quart casserole. Bake at 350 degrees for 1 hour, covered. Top each serving with grated cheese.