Recipes Marmalade Sour Be the first to rate & review! Vessel * Seattle Mixologist Jamie Boudreau uses orange-and-grapefruit marmalade in his cachaça-based sour at Vessel.Plus: Ultimate Cocktail Guide By Jamie Boudreau Updated on March 27, 2015 Print Rate It Share Share Tweet Pin Email Yield: 1 drink Ingredients 2 ounces cachaça (potent Brazilian sugarcane spirit) 1/2 ounce fresh lemon juice 1/4 ounce Simple Syrup 2 dashes of orange bitters 1 large egg white 1 tablespoon citrus marmalade Ice Directions In a cocktail shaker, combine all of the ingredients except the ice. Shake well. Add ice; shake again. Strain into a chilled martini glass. Rate it Print