Jokbal Yasi Jang & Mucheong Gamjatang Seonyudo serves jokbal, bossam, gamjatang, and bone hangover soup in Seoul. The jokbal comes as a franchise menu, and half-and-half options are available. Boneless bone hangover soup can be ordered, and the gamjatang is mild rather than spicy. The spicy half of the half-and-half menu is very hot.