Bít Tết Ngọc Hiếu Cs 4 - Hàng Cót is a sizzling steak restaurant in Hanoi's Old Quarter where diners eat while looking out at the railway tracks. It serves beef grilled in margarine with a sauce, along with pâté, bread, and a mushroom cream dish. Weekdays are less crowded, and the restaurant accepts card payments. The meat is thin and somewhat tough.