Seongdeokro Kalguksu is a kalguksu restaurant on Seongdeok-ro in Gangneung. Its jang kalguksu is made with plenty of naengi, and the mujjangji muchim and geotjeori are self-serve. The jang kalguksu is spicy enough to eat with rice mixed in. The gimbap is filled with spinach, mushrooms and other ingredients.