The Margarita Machine makes five gallons of slushy intoxicants in a quick and relatively quiet process that will have a backyard full of guests lining up not just to imbibe, but to see what the ...

How it works: The fill-up station features a lineup of frozen drink machines that mix up refreshing margaritas and daiquiris. Fans 21 and up can grab a 16-ounce plastic cup, set it on a sensor ...

Yet, its frequent appearance in restaurants is relatively young. The first frozen margarita machine was only created in the early '70s, by savvy restaurant owner Mariano Martinez. Aiming to craft ...