Moonshiners: Master Distiller: Season 7, Episode 4 - ProjectFreeTV

7 - 4: Sour Mash Secrets

Three distillers go head-to-head to craft sour mash whiskey, one of America's greatest contributions to the liquor world. With Tim and Digger judging, finalists must rapid-age their spirits for a high-stakes showdown with a renowned guest expert.