Sunchon Jeontong Sundae Guk is a Korean restaurant near Nakseongdae in Seoul that serves sundae guk and makchang sundae guk. The soup comes without seasoning, and diners adjust it with salted shrimp, perilla seed powder, and a seasoned sauce, while the bowl holds more offal and head meat than sundae. Orders come with liver and lungs, the kimchi and kkakdugi are made in-house, and takeout is available. The tables and tableware are not clean.