 DENVER--BUSINESS WIRE--Just in time for the holiday season, The ONE Group Hospitality, Inc. The ONE Group or the Company Nasdaq: STKS, is unveiling unforgettable holiday offerings at Kona Grill. These holiday dishes offer a broad range of freshly prepared dishes from the grill, while enhancing existing fan-favorite items and holiday-inspired dishes like Roasted Turkey, Surf Turf, Kona Sliders, Sushi and Lobster Potstickers all made using only the freshest ingredients and avail 