Wangdon-gaseu Wangnaengmyeon is a local restaurant in Seoul serving wangdon-gaseu and naengmyeon (cold noodles). The menu also includes jjolmyeon and sundubu (soft tofu stew), with large portions. The wangdon-gaseu portion is substantial, and the dining hall is clean, making this a place for a simple meal. The food is ordinary in taste but adequate.