13. Holy Grail 20 percent from The World's Most Alcoholic Beers (Slideshow)

The World's Most Alcoholic Beers (Slideshow)

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13. Holy Grail 20 percent

Coming in at 20 percent, this Grand Lake Brewing Company offering still packs a punch. It’s classified as a barley wine, so it has a sweeter taste than traditional beers and a syrupy, amber consistency.