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
Soy sauce Soy sauce Soy sauce (also called soya sauce in British English) is a liquid condiment of Chinese origin, made from a fermented paste of soybeans, roasted grain, brine, and "Aspergillus oryzae" or "Aspergillus sojae" molds. Soy sauce in its current form was created about 2,200 years ago during the Western Han dynasty of ancient China, and spread throughout East and Southeast Asia where it is used in cooking and as a condiment. Soy sauce (醬油) is considered almost as old as soy paste—a type of fermented paste (Jiang, ) obtained from soybeans—which had appeared during the Western Han dynasty (206