Petra is the Global Marketing Manager at Zeiss Nature and a birder based in Germany. Find out more about Common Nightingale! Connect with me on Twitter, email, or website.  Common Nightingale Ingredients 2 oz apple cider 1 ½ oz vodka ½ oz ginger liqueur  ½ oz lemon juice 1 tb simple syrup Ice Directions 1.    Add apple cider, vodka, ginger liqueur, lemon juice, and simple syrup to a cocktail shaker with ice. 2.    Shake shake shake 3.    Strain into a martini glass