The Tailgate Steak Sandwich is the ultimate game day food. This hearty sandwich features tender grilled steak, caramelized onions, melted cheese, and a tangy horseradish sauce, all served on a toasted roll. The steak is marinated in a flavorful blend of Worcestershire sauce, garlic, and spices, then grilled to perfection. The caramelized onions add a sweet and savory touch, while the horseradish sauce provides a zesty kick. Serve this sandwich at your next tailgate party or enjoy it as a satisfying meal any time of the year.