Speyside distillery Mortlach recently unveiled its oldest ever single malt whisky—an almost half-century old blend. Whisky enthusiasts will soon be able to register online for the chance to buy the precious Mortlach 47-Year-Old, with distinguished international wine and spirits merchants Justerini & Brooks overseeing the process. To mark their 270th year, Justerinis will soon be offering collectors the chance to get their hands on the remarkably rare Mortlach 47-Year-Old. The bottling is drawn from three American Oak casks which were filled in 1971. At 46.8% ABV, the single cask expression is characterised by a velvety body with notes of toasted…