"Beer Aging is Like Alchemy."

Barrel-Aged beer is the hottest thing to hit the beer world in ages.

Although all beer, by definition, contains 4 essential items: Water, hops, yeast, and barley, barrel-aged beer is a bit more special.

Prepare to be amazed and find out all the amazing secrets of barrel-aged brewing in the fascinating video below.

In honor of the new trend, here is one of the most sought after brewmasters, Jesse Friedman of Almanac Beer Company in San Franscisco, Californa, to explain it.

The Science of Barrel-Aged Beer