Seongsu Samgyetang is a restaurant at the rear entrance of Doosan We've in Seongsu-dong, Seoul. It serves sommeori gukbap and aged kimchi haejangguk. Rice-based dishes are central to the menu, which also includes samgyetang, dakdoritang, and aged kimchi ppyeodagwi-tang. The sommeori gukbap has chewy meat and a generous serving, and the aged kimchi dishes contain aged kimchi.