Grassland Mongolian Hotpot Yongkang Branch serves Mongolian-style single-person hotpot in Taipei's Yongkang Street area. Set B comes with a double portion of meat and a choice between a mild broth and a spicy broth. Ingredients are cooked in the broth and eaten without a separate dipping sauce, and reservations can be made through the OpenTable app. The set menus are large in portion and on the pricier side.