September 15, 2015 Brian Petro 100 Days of Cocktails, Vodka, Ginger Beer, Cocktail History, Cocktails #100DaysOfCocktails - Day 12 - Moscow Mule September 15, 2015 Brian Petro 100 Days of Cocktails, Vodka, Ginger Beer, Cocktail History, Cocktails The spiritual successor to the Buck, the Moscow Mule was less a bartender's creation than it was a marketing device for copper mugs, ginger beer, and vodka. #100DaysOfCocktails looks at the first vodka drink on the list.