The document describes several popular sauces used for pasta, including fettuccine alfredo made with heavy cream, butter, parmesan cheese, and parsley; arrabiata sauce made with olive oil, onion, garlic, red chilies, tomato paste, and balsamic vinegar; and bolognese sauce made from a combination of meats, vegetables, tomatoes, milk or cream, and seasonings that is simmered for hours. Methods of preparing each sauce are provided.