Chahan (dish) ground beef and chicken broth, among others. Pre-cooked rice is typically used, and leftover rice is sometimes used. Oils such as canola oil, sesame oil and sunflower oil are used to fry the dish. The dish can be seasoned with soy sauce, oyster sauce, sesame oil, salt, pepper and katsuobushi, a dried and flaked tuna product. Shiso, an Asian culinary herb, may also be used to flavor "chahan". Nori, a dried edible seaweed product, can be used as a garnish. The use of a hot wok for frying and cooking "chahan" quickly can prevent the rice from sticking to the
Bolognese sauce and the sauce may be laid on top of the spaghetti (rather than being mixed in, in the Italian manner) or even served separately from it (leaving diners to mix it in themselves). It is often served with grated parmesan on top, but local cheeses, such as grated cheddar are also often used. The sauce is commonly referred to as "Bolognese sauce" or just "spaghetti sauce", but is actually closer to a Southern or Central Italian style of pasta dish, as true Bolognese sauce is generally served in Italy with tagliatelle ribbons, and not with spaghetti. Although so-called "spaghetti bolognese"