2 lbs. hamburger
2 chopped onions
1 clove garlic, minced
2 jars spaghetti sauce
1 (8 oz.) can mushrooms
1 pt. sour cream
8 oz. shredded Mozzarella cheese
8 oz. Provolone, shredded
1 box shell macaroni

Brown hamburger with onions and minced garlic. Add spaghetti sauce and mushrooms. Cook macaroni according to directions and drain. Layer in large roaster: half of macaroni, half hamburger mixture, and half of the sour cream and end with cheese. Repeat and top with Mozzarella cheese. Bake at 350 degrees for 35 minutes. May be made ahead. Serves 20.