This classic rum cocktail owes its origins to American mining engineer Jennings Cox. Legend has it that Cox was making gin sours for his guests and, upon running out of gin, decided to substitute rum rather than ruin the party.

Though many beachfront bars serve a daiquiri as a slush, the classic version contains only 1-1/2 ounces of white rum, 3/4 ounce of lime and 1/4 ounce of simple syrup, shaken, strained and served in a chilled glass. For something fruity, here’s how to make a peach daiquiri two different ways.