Chef Linton Hopkins named this Calvados-based twist on a sidecar after the Citroën 2CV, known informally as a Deux Chevaux. Slideshow: Classic Cocktail Recipes
On a plate, mix the sugar and cinnamon. Moisten the outer rim of a martini glass or coupe with the lime wedge and coat lightly with the cinnamon sugar. Fill a cocktail shaker with ice. Add all of the remaining ingredients except the garnish and shake well. Strain into the prepared glass and garnish with the apple slice.