Misobajirak Sonkalguksu is a handmade knife-cut noodle shop in Busan that serves bajirak kalguksu and spicy kalguksu. The noodles are made in-house, and the menu also includes a cool broth with large clams and deulkkae kalguksu. Kimchi and mu kimchi are served on the side for diners to take as they like, and double portions can be ordered. The noodle portions are on the small side.