What makes a drink a trendy traditional? Whereas there aren’t any arduous and quick guidelines, there are two key components: how far the cocktail has traveled exterior of its birthplace bar, and what number of bartenders take its important format and remix it into one thing each acquainted and new.

The Penicillin—a mixture of Scotch, honey-ginger syrup and lemon juice, completed with a float of extra Scotch—is likely one of the most riffed-on drinks as we speak. (Additionally, it’s itself a riff on the Gold Rush, which is a riff on the Whiskey Bitter.) All over the world, bartenders deal with the drink as each a muse and a clean canvas, swapping the bottom spirit, turning the drink scorching or frozen and serving it up or tall. Listed below are among the methods it reveals up at bars as we speak.