VIDEO: How Bourbon Barrel Aging Works—And Why It Matters

By law, bourbon must be aged in a new charred oak barrel—but there are variables and considerations that affect the final flavor outcome. These are the mechanics of barrel-aging: how it works, why it matters, and what terms like “angels’ share,” “toast,” and “char” mean.

More From Whisky 101

For videos with closed captions, please see the Whisky Advocate video page on YouTube.