Smokehouse Spaghetti
["1/2 lb. cooked spaghetti", "1 chopped onion", "3 lb. hamburger", "3 small cans tomato sauce", "1/2 tsp. oregano", "1/2 tsp. garlic", "3 small cans mushrooms", "1 lb. Mozzarella", "1 1/2 lb. cooked crumbled bacon", "1/2 lb. sharp Cheddar"]
["Brown hamburger and onion.", "Add other ingredients, except spaghetti.", "Simmer 15 minutes.", "Add spaghetti; mix and pour into greased 13 x 9 x 2-inch dish.", "Bake at 375\u00b0 for 20 to 25 minutes."]
["onion", "hamburger", "tomato sauce", "oregano", "garlic", "mushrooms", "Mozzarella", "bacon", "Cheddar"]