Jomaru Gamjatang Dongnae Branch is a restaurant in Dongnae, Busan, serving gamjatang (pork bone and potato stew) and bone-in hangover soup made with pork backbone. The bone-in hangover soup has a rich, strongly seasoned broth and is the signature dish. It is open 24 hours, so it can be eaten early in the morning, and extra side dishes are taken self-serve. The meat attached to the bones is sparse and on the dry side.