Benrinnes , one of the workhorse distilleries of Diageo, which produce the malts for a series of blended whiskies.
In 1974, Benrinnes started to use a system of partial triple distillation , where the feints and low wines of the second distillation are distilled again in a separate spirit still (not unlike the Springbank method). This still arrangement was changed around 2006-2007. Add to this the use of worm tubs (typically generating a more meaty, sulphury spirit) and you get a rather unique profile.
Benrinnes 24 yo 1991 (52,6%, Single Malts of Scotland 2016, hogshead #090508, 287 btl.)...
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