Seoul Kongnamul Haejang-guk is a restaurant on the first basement floor of Yeouido Department Store in Dongyeouido that serves only kongnamul haejang-guk. The broth is deep and rich with a spicy kick, and it is eaten with a raw egg stirred in and the gim served alongside. People come here for morning hangover relief, and the lunch hour is crowded, with several other restaurants on the same basement floor of Yeouido Department Store. Evening drinking snacks are limited.