Orphan Barrel Muckety-Muck 25 Year Old Single Grain Scotch WhiskyOrphan Barrel Muckety Muck 25 Year Old Single Grain Scotch Whisky Although Port Dundas Distillery closed its doors in 2010, there are select, rare remaining stocks that allow a glimpse into the glorious past of one of Scotlands most respected and historic distilleries. Muckety Muck is one of those rare single grain scotches, now boasting 25 years of aging following the smashing success of our 24 year old release. 750ML glass bottle 45. 5% ABV