Copperworks American Single Malt Whiskey – Taster’s Club Release is a rich mahogany whiskey crafted specifically for Taster’s Club from four of Copperworks’ best available casks. The Taster’s Club Release was created from 4 casks of Copperworks’ Pale Malt recipe (essentially a high-quality Pale Ale without hops). It was aged for 38 months in char #3, new American Oak casks from Kelvin Cooperage, and bottled at 55% ABV (110 Proof).