Single-barrel refers to a method of producing spirits, particularly whiskey, where the liquid is drawn from a single aging barrel rather than being blended with others. This process allows for unique flavor profiles, as each barrel can impart different characteristics based on factors like wood type, age, and environmental conditions. In the world of whiskey, single-barrel offerings are often sought after for their distinctiveness and rarity. Brands like Buffalo Trace and Jack Daniel's produce single-barrel versions, showcasing the individual qualities of each barrel. Enthusiasts appreciate these selections for their complexity and the story behind each bottle.