stir in the melted butter, 1/3 cup Parmesan cheese, 1/3 cup milk, and the egg into the macaroni and set aside. In a skillet or large saucepan, cook ground beef and onion until meat loses its pinkness and onion is soft. Drain excess fat. Stir in tomato sauce, salt, mint, cinnamon, nutmeg, pepper and set ...