Dry white vermouth is known to have a crisp, dry flavor, hence the name. You use this drink in martinis. Sweet red vermouth has a subtle sweet and spicy flavor, with just a hint of bitterness in the finish. You see this drink in many classic cocktails like the Americano, Negroni, or Manhattan. Fun fact: You can use vermouth in your favorite cocktail, the martini! Besides that, vermouth is a vital ingredient in Manhattan, Frency 75, Gibson, Negroni, among other cocktails.