This is a spin off of the classic Moscow Mule drink.  For your next summer cookout, try a round of Summer Mules.  Cool & refreshing, they're sure to be a hit.   Summer Mule Ingredients 1 1/2 ounces Vodka 1/2 Lime 6 Pineapple Chunks Ginger Beer Pineapple Wedge Instructions Pour in 1 1/2 ounces Vodka