The Foghorn cocktail is a drink made with bourbon, dry vermouth, and Benedictine. It is named for the foghorn, which is a device used to signal the presence of fog to ships at sea. The drink was created in the early 1930s by Harry Craddock, a bartender at the Savoy Hotel in London.

The Foghorn cocktail is a simple drink to make. In a shaker filled with ice, combine 2 ounces of bourbon, 1 ounce of dry vermouth, and 1/2 …