Michael Symon makes the call for a throwdown challenge involving khachapuri, the rich, savory, cheesy and decadent stuffed bread from the nation of Georgia. Competitors Ricky and Mariia Dolinsky have mastered this comfort food classic at their hip downtown New York City restaurant, Tzarevna, to the delight of fans and food critics alike. Michael and his sidekick Katie hope their cheesy bread boat sails to victory.