Yunhwadonkaseu is a Korean-style diner on a main road in Dunchon-dong, Gangdong-gu, Seoul, serving donkaseu and hambak steak. Opened in 1974, it serves its donkaseu with soup, green peppers, doenjang soup, and house-made seokbakji. Three cars can park in front of the building, and a first-floor restroom is available. Children from age five must order one children's donkaseu per person, and the donkaseu itself is plain.