How to Make the Best Dirty Martini

A dirty martini can be many things: ice-cold, briny, savory, refreshing — and in unfortunate instances, murky, overly salty, terrible. But an eye toward quality, fresh ingredients and attention to detail have moved this often-polarizing combination of gin or vodka, vermouth and (a dirtying addition of) olive brine from loathsome to lovable. “The dirty martini…