1 lb. bacon, cubed & browned
2 lbs. hamburger, browned
2 (7 oz.) pkgs. macaroni, shells or macaroni
1 lb. cheese, grated
2 cans tomato soup
1 med. onion, chopped & sauteed with hamburger
Salt & pepper to taste
1 can mushrooms
1 (32 oz.) jar Ragu or Prego spaghetti sauce

Mix all in large roaster. Save 1/2 the cheese and put on top. Bake at 375 degrees until bubbly.