Gop Mullae Main Branch is a gopchang grill restaurant in the Mullae food alley. It uses beef gopchang from cattle slaughtered the same day, and its garlic gopchang is grilled with minced garlic between the pieces. The gopchang arrives already grilled and comes with sundubu as a basic side. A wait forms around 6 p.m., and even when a table opens up, the wait can run 30 minutes.