Another nice Signatory bottling of a single malt usually consigned to the blending vats - specifically, the vats of Johnny Walker in this case. Mortlach is known for using an uncommon distilling technique that amounts to 2.7x distilled, like Springbank. This supposedly results in a rather savory, meaty flavor profile. This bottle - 46% ABV, non-chillfiltered, natural color - is aged 11 year in bourbon barrels. Let's see how Mortlach tastes: