SangoEul is a kalguksu restaurant in Ido-dong, Jeju. Its SangoEul kalguksu contains clams, zucchini, scallions, and sweet pumpkin, and chicken kalguksu and beef kalguksu are also available. It is open only from 10:30 a.m. to 3 p.m., and around lunchtime orders are placed in advance before waiting, which creates a queue. The dining room is small, so diners must leave right after eating.