A true classic, Martini-style cocktail sweetened by the use of Old Tom Gin and Benedictine D.O.M. It first appeared in George J. Kappeler's 1895 Modern American Drinks – How to mix and Serve All Kinds of Cups and Drinks.
Half-fill a mixing jug with ice.
Add ingredients to the mixing jug and stir until well-chilled.
Strain into a cocktail glass and garnish with the orange twist.