Mixologist Jack McGarry combines raisiny Pedro Ximénez sherry and vanilla-inflected Jameson Black Barrel whiskey to create this Irish take on eggnog. Slideshows: Holiday Drinks
In a cocktail shaker, combine all of the ingredients except ice and the garnish and shake vigorously. Fill the shaker with ice and shake again. Strain into a chilled mug or fizz glass and garnish with the nutmeg.