Sundae-Silrok Herrington Square is a Korean restaurant in the Herrington Square complex in Gongdeok, Seoul, serving sundae guk and other sundae dishes. The menu includes sundae guk with sundae steak and yukjeon, sundae gopchang bokkeum, and several kinds of sundae guk to choose from. Tables are spaced widely and the dining room is clean, which suits group gatherings. The restaurant sits deep inside an alley, so it is hard to find the first time.