Hot And Sour Soup
["3 or 4 dried black mushrooms", "1/4 lb. lean pork", "2 bean curd cakes (tofu)", "1 scallion", "1 egg", "2 Tbsp. cornstarch", "1/4 c. water", "5 c. chicken broth", "1 c. mushroom-soaking liquid", "1 Tbsp. sherry", "2 Tbsp. white vinegar", "3/4 to 1 tsp. salt", "1 tsp. soy sauce", "1/4 tsp. pepper", "Tabasco sauce"]
["Soak dried mushrooms in water.", "Reserve soaking liquid.", "Sliver mushrooms, pork and bean curd.", "Mince scallion.", "Beat egg lightly. Blend cornstarch and cold water to make a paste.", "Bring stock and mushroom-soaking liquid to a boil.", "Add pork and mushrooms and simmer covered 10 minutes.", "Add bean curd and simmer, covered, 3 minutes more."]
["black mushrooms", "lean pork", "curd cakes", "scallion", "egg", "cornstarch", "water", "chicken broth", "mushroom-soaking liquid", "sherry", "white vinegar", "salt", "soy sauce", "pepper", "Tabasco sauce"]