A straight cocktail is a drink that contains liquor, vermouth, and bitters. It is usually served in a glass with ice and garnished with a lemon or orange twist.

The straight cocktail was developed in the early 1800s by bartender Jerry Thomas. It became popular because it was a simple drink that could be made with ingredients that were readily available at the time.

The straight cocktail is made by combining equal parts liquor, vermouth, and bitters in a glass …