OK Neungi Maeul is a Korean restaurant in Gangbuk-gu, Seoul, serving neungi mushroom samgyetang, duck baeksuk, and shabu-shabu. The neungi mushroom duck baeksuk comes with the broth and meat first, followed by juk and kalguksu, with glutinous rice served on the side. The dining room is large, parking is available, and some side dishes can be refilled at a self-service station. Leftovers can be packed for takeout, and the shabu-shabu and mushroom jeongol come with a small amount of meat.