Born From Failure, Crowned a Classic: The Untold Story of Moscow Mule Cocktail; Jab Vodka Met Ginger BeerWhat started as a desperate attempt to sell an unpopular vodka brand became one of the world's most iconic cocktails. This combination proved to be very successful and soon enough, the Moscow Mule became popular across America. It may come as no surprise that the origin of the name "Moscow Mule" is quite mysterious. The Copper Mug CultureA distinguishing aspect of the Moscow Mule is the copper mug in which it is traditionally poured. Moscow Mule's Rise to FameThe success of the Moscow Mule helped introduce vodka to a wider American audience.