Vatted imp. & p. p. : of Vat

Example:
On average, how many distilleries is the malt used in Vatted whiskey made from?

Taxonomy
vatted malt, Vatted malts, malts, free encyclopedia, Scotch whisky, Johnnie Walker Green label, search, blend, distilleries, products, standardise, descriptors, distillers, single malt whiskies, company, Personal tools, Interaction, Toolbox.

Defination from the web:
Vatted malts do not contain any grain whisky, unlike products labelled as "blended whisky. ... Vatted malts or pure malts are to be reclassified as blended malts as part of a process to standardise Scotch whisky descriptors set out by The ...