Buttumak Cheonggukjang is a Korean restaurant in Seoul that serves cheonggukjang and bossam set meals. The cheonggukjang has a mild smell and is eaten with namul, ssam vegetables, and pork. Barley rice, namul, sesame oil, and gochujang come separately in an onggi bowl, and the cheonggukjang set meal requires an order of at least two people. The set meal cannot be ordered by one person.