Oyster sauce is a type of Asian sauce created with oysters and certain other ingredients. Modern oyster sauce is usually created with a combination of oyster essence, sugar, corn starch, water, and salt. Oyster sauce has an intensely salty and pungent flavor reminiscent of seafood. It has a dark brown color and viscous consistency. Oyster sauce can be used to flavor many foods, but is most often used in Chinese and other Asian dishes such as stir fried vegetables and meats.