Betl Agujjim is a restaurant near Suyu Station in Seoul that serves agujjim and haemul-jjim, with seating on the first and second floors. The monkfish pieces are large, the bean sprouts are crisp, and the dish comes in mild, medium, or spicy versions. There are menus for 1.5 to 2 people, and jjim can be ordered as tang instead. There is no parking lot, and when no seats are available, you can call ahead to check.