Single malt whisky Single malt whisky Single malt whisky is malt whisky from a single distillery, that is, whisky distilled from a fermented mash made with malted barley, as distinguished from unmalted grain. Single malts are typically associated with single malt Scotch, though they are also produced in various other countries. Under Scotch Whisky Regulations, a "Single Malt Scotch Whisky" must be made exclusively from malted barley (although the addition of E150A caramel colouring is allowed), must be distilled using pot stills at a single distillery, and must be aged for at least three years in oak casks of a capacity not exceeding
Blended malt whisky of a Scotch blended malt whisky (or any other Scotch whisky), it refers to the amount of time spent in wooden aging casks for the "youngest" (i.e., the least aged) whisky used in the product. Blended malt whisky A blended malt, formerly called a vatted malt, or pure malt, is a blend of different single malt whiskies from different distilleries. These terms are most commonly used in reference to Scotch whisky, or whisky in that style, such as Japanese whisky. The legally anachronistic term "vatted" was used to describe the blending process but does not automatically equate to creation of