What's in a name? Glenglassaugh Aged Over 30 Years Old - Rare Cask Series whisky is called whisky because it's produced in Scotland. Were it from America it would be spelled Glenglassaugh Aged Over 30 Years Old - Rare Cask Series whiskey, rather than whisky.
The nose is floral with hints of peat smoke which become more apparent on the citrus focussed palate. The palate has notes of marmalade and demerara sugar which leads to a coffee-like finish.