Au jus the cook may simply skim off the fat from the juices left after cooking and bring the remaining meat stock and water to a boil. "Jus" can be frozen for six months or longer, but the flavor may suffer after this time. American recipes "au jus" often use soy sauce, Worcestershire sauce, salt, pepper, white or brown sugar, garlic, beets, carrots, onion, or other ingredients to make something more like a gravy. The American "jus" is sometimes prepared separately, rather than being produced naturally by the food being cooked. An example could be a beef "jus" made by reducing beef
Ketoprak (dish) with Jakarta, as the dish is more easily available in this city compared to others. There is a suggestion that the dish might be originated from elsewhere. In Jakarta, majority of ketoprak street vendors hailed from the West Javan city of Cirebon. In Cirebon, an area famous for its ketoprak is in Pasuketan area. Ketoprak might be derived from a popular Javanese-Sundanese dish "kupat tahu" (tofu and ketupat), with addition of bihun (rice vermicelli), beansprouts, cucumber and sweet soy sauce. "Ketoprak" consists of sliced fried tofu, steamed rice cake ("lontong" or "ketupat"), sliced cabbage and cucumber, "bihun" (thin rice vermicelli),