7-Eleven is celebrating 60 years of Slurpees with its strangest flavor yet

In the late 1950s, Omar Knedlik, a Dairy Queen franchise operator in Kansas, built a frozen beverage machine with parts from an automobile air conditioner. In 1966, 7-Eleven licensed his invention for one of America’s favorite gas station treats: the Slurpee. Sixty years later, Knedlik’s legacy lives on, but with a flavor combination that would likely blow his mind. To celebrate the Slurpee’s diamond anniversary, 7-Eleven released a special birthday flavor: Mountain Dew Confetti Chill. The limited edition flavor—which 7-Eleven describes as a “zesty lemon cake treat in frozen drink form”—is ...