Derby Day is fast approaching, which means it's time to start practicing your Mint Julep skills. This sublimely refreshing porch sipper is a simple mix of mint, sugar, bourbon and crushed ice, and though it seems simple enough, a properly made Julep can be surprisingly hard to find. Here are six spots that do the Julep justice, including a helpful how-to from Mint Julep maestro Chris McMillian.Photo by Josh Meredith courtesy of Proof on Main