한와담. Han Wa Dam has 7 branches throughout Seoul and 1 in Busan. The original location is in Hannam Dong. In fact, they have a total of 3 branches in Hannam Dong about 100 meters from each other.
They specialize in various cuts of hanwoo beef that is cooked by the staff on a frying pan. You can order cheese as well to be cooked with the meat. The cheese has to be separately ordered.
What is nice about Han Wa Dam is that it is Corkage Free BYOB. You can bring your own bottles of wine with no corkage.