A delicious recipe for Duplex, with French vermouth, Italian vermouth and Angostura® bitters. Also lists similar drink recipes. Ingredients:1 1/3 oz French vermouth1 1/3 oz Italian vermouth1 dash Angostura® bitters Method:Pour all ingredients into an old-fashioned glass, and serve. Serve in:Old-Fashioned Glass Nutrition:(per 2.7 oz serving) Calories (kcal)Energy (kj)FatsCarbohydratesProtein 1004190