Kaitlyn Stewart was crowned the world’s best bartender at the Diageo World Class Bartender of the Year 2017 competition in Mexico City. Stewart mastered challenges “which tested every single skill that makes a bartender truly great.” Officials said she “truly stood out as the best of the best, able to master the Diageo Reserve luxury portfolio to create ground-breaking results.” The World Class Bartender of the Year competition is the biggest in the world, with more than 10,000 bartenders from 57 countries contending. After winning their regional competitions, 55 gathered together in Mexico City on Sunday, August 20 to compete. Stewart will now travel the world as a Diageo Reserve Brand Ambassador, creating cocktails in a host of locations and judging competitions. She will also become the ninth member of the World Class Hall of Fame.