Wandduk Sundubu Gwangalli is a Korean restaurant in Gwangalli, Busan that serves several kinds of sundubu. Diners choose seafood, jjamppong, or chadolbagi sundubu and can adjust the spice level. It is open 24 hours, and the dolsotbap arrives hot with scorched rice left at the bottom of the pot. About six banchan are available for self-service refills.