1 lb. Italian sausage, cut in 1/4 inch slices
1 (15 oz.) jar spaghetti sauce
6 oz. Mostaccioli noodles, cooked, drained
1/3 c. Parmesan cheese
1 (4 oz.) pkg. Mozzarella cheese

Brown sausage; drain. Add sauce, noodles and Parmesan cheese; mix well. Top with grated Mozzarella cheese. Bake at 350 degrees, 25 minutes or until thoroughly heated.