J.W. Lees Harvest Ale, already an imposing Barleywine, is partly aged in P.X. sherry barrels (55% / 3 years) and partly aged in tequila barrels (45% / 18 months), both barrels enriched with de-stemmed, crushed, fermented Chambourcin red grapes (including seeds and skins). 11.5% ABV.