1 pound lean ground beef 1 pound ground pork
1/4 cup butter
1 onion, chopped
1 cup chopped green bell pepper 1 cup chopped celery
1 (28 ounce) can stewed tomatoes, with liquid
1 (15 ounce) can kidney beans
2 teaspoons salt
1 (16 ounce) package macaroni 1/2 cup grated Parmesan cheese