Balsamic Glazed Garlic Rosemary London Broil is a flavorful and tender beef dish. The London broil is marinated in a mixture of balsamic vinegar, garlic, and rosemary, which infuses the meat with a rich and aromatic flavor. The glaze adds a sweet and tangy element to the dish, creating a delicious balance of flavors. This dish is perfect for a special occasion or a weeknight dinner when you want to impress your guests or family.