Champong is a Korean-Chinese dish ... uses little to no spice and the broth is milky, but it has a lot more cabbage, as well as beansprouts (which you can add to this recipe, if you like).
Chinese home cooks ... duck to barbecued pork. While the roasts are delicious cut up and eaten plain, you can also use them as the base for another dish. For this soup, buy half a roast duck ...