Hard Rock International Debuts Its Most Extensive Menu Innovation Headlined By Award-Winning Steak Burgers

New Menu Officially Launching on Hard Rock’s Founders’ Day Also Includes the World’s First 24-Karat Gold Leaf Steak Burger™, Instagram-worthy Boozy Milkshakes, Sliders and Shareables Hard Rock International is announcing its most extensive menu innovation in the company’s history with more than 20 new offerings debuting in locations around the world on Friday, June 14, 2019.…