On the lobby level of XV Beacon hotel, Mooo… might be one of Boston’s best steakhouses. Chef Jamie Mammano has brought a modern spin to classic dishes, but touches on all the important steakhouse staples: seafood platters, Caesar salad, mac & cheese, creamed spinach, and—of course—a laundry list of high-quality steaks in varying cuts and sizes. Belly up to the bar for amazing cocktails and access to the full menu in the Mooo Lounge, or have a more formal meal in the contemporary dining room. If you’re staying at XV Beacon, you’re in luck: Mooo…. provides all of the hotel’s room service, so you don’t even have to leave your room to dine on award-winning steak.