They do things a little differently - and that's what gives Jack Daniel's its distinctive character. They Charcoal Mellow their whiskey drop by drop, then let it age in their own handcrafted barrels. And they don't follow a calendar. Their Tennessee Sippin' Whiskey is ready only when their tasters say it is. They use their senses, just like Jack Daniel himself did. In fact, more than a century later, their Tennessee Whiskey is still judged the same way. By the way it looks. By the way it smells. And of course, by the way it tastes.