Single malt whisky (and sometimes a third) time. The final spirit, called "new make spirit", generally has an alcohol content of 60 to 70%. Most new-make malt whisky is diluted to about 62.5% a.b.v. before it is placed in casks to mature. The "new-make spirit", or unaged whisky, is then placed in oak casks to mature. By law, all Scotch whisky must be aged for a minimum of three years in oak casks, though many single malts are matured for much longer. The whisky continues to develop and change as it spends time in the wood, and maturation periods of twenty years or
Amrut (whisky) then pumped into a 5,000-litre Indian-made semi-conical wash still, where it undergoes slow distillation for 14 hours. Surinder Kumar, the master blender at Amrut Distilleries, says that this allows for "more reflux, more contact time with the copper". The spirit is then distilled again in Scottish-style, but Indian-made, 5,000-litre copper spirit still with a boil ball. This produces spirit between 68% and 70% abv. If the spirit is diluted to 62.8%, each distillation run makes enough to fill 20 barrels. The whisky is aged in a mix of new oak and used Bourbon barrels imported from the United States. The