Jing Jiang Rou Si (simplified Chinese:京酱肉丝; traditional Chinese:京醬肉絲; pinyin: Jīng jiàng ròu sī), Sauteed Shredded Pork in Sweet Bean Sauce, is a traditional dish in Beijing. Its main ingredient is pork tenderloin. Stir-fry the ingredient with soya paste or sweet soya paste to season the flavour. The dish is served with shredded leek (only using its white stalk) and soya bean wrap. Vegetarian dish uses fried tofu puffs in substitute for pork.