Sinseon Seolnongtang Hongdae Station Branch serves seolleongtang, sunsagol-guk, and doganitang in Hongdae. Diners season the broth themselves, and the meal comes with three kinds of kimchi: mat-kimchi, aged kimchi, and seokbakji. The shop closed at one point in Hongdae and reopened, and its interior is newly done with artwork on the walls. Set orders include a dessert and sikhye.