Iwon Olgaengi Haejangguk is an olgaengi haejangguk restaurant in Jungni-dong, Daejeon. It serves haejangguk made with Okcheon Iwon olgaengi, mallow, and doenjang, and banchan come with it. The broth suits a light meal and the olgaengi flavor is distinct. The broth can taste salty.