“The World’s First Frozen Margarita Machine” Turns 55
In a “On This Day in History��� worthy of a “salud”, Monday, May 11, 2026 will mark the 55th anniversary of the debut of “The World’s First Frozen Margarita Machine”. Dallas’ Mariano Martinez adapted a Slurpee machine to make frozen margaritas more efficiently at Mariano’s Mexican Cuisine, which it did for 34 years before being retired to the collection of the National Museum of American History, part of the Smithsonian Institution.
