Glenrothes 16 Years Old 2009 Cask #6344 (Alistair Walker Whisky Company)

Alistair Walker Whisky Company was founded in 2020 by Alistair Walker, son of Billy Walker and a former director at GlenDronach, Glenglassaugh and BenRiach before the family's sale to Brown-Forman. The firm's Infrequent Flyers range presents single casks selected for unusual maturations or distillery combinations that fall outside the standard indie inventory. This Glenrothes 16 Years Old 2009 was finished in a Moscatel cask, bottled in 2025 at 58.1% with 306 bottles released into European markets.

Moscatel sherry differs structurally from Oloroso or Pedro Ximenez. The grape carries higher concentrations of floral terpenes (geraniol, linalool, citronellol) than the Palomino used in Oloroso, and the sherry style itself sits between Fino and PX in sweetness. A cask seasoned with Moscatel arrives carrying those terpenes alongside the standard sherry sugars, contributing a floral and grape forward profile rather than the savoury walnut chemistry of well aged Oloroso. Sixteen years in cask gives the Moscatel residue time to integrate while European oak slowly extracts through lignin and tannin pathways.

The nose lifts with dried apricot, white grape and lavender alongside a polished oak undertone, the terpenes lending an aromatic complexity unusual for Speyside fruit. The palate carries honey, dried pear and saffron with the 58.1% strength supporting the cask's chemistry without overpowering. The finish runs medium long with toasted oak grip and a final whisper of muscat grape sweetness, leaving the cask's distinctive character lingering.