Choose one whole piece of mutton, about 2-½” wide, and cook in water for ½ hour until done. Remove and drain.
In a deep pot, put soup stock, cooked mutton, scalded pork skin, radish (cut into cubes), chopped green onions, garlic, ginger, and star anise. Stew for about 1-½ hour. Then add wine, soy sauce, sugar, salt, and black pepper, and restew for about 1 hour