For today only, Rockbottom Brewpub is offering up a special edition Chocolate-Raspberry- Blueberry-Blackberry-Strawberry-Vanilla-Oaked-Russian-Imperial-Stout. The brew is 10% ABV and is their oak aged Wreckoning Russian Imperial Stout re-fermented on berries and then infused with caramelized sugar and handcrafted vanilla extra.