– Tom cat urine
– Blackcurrant leaves
Cause of Flavour
Caused by the early oxidation of beer during storage, it is one of a number of sulphur off flavours that occur in beer as a defect. This flavour can also be imparted by contamination of raw materials with it which are then introduced into beer production.
Beer Flavour Wheel Number: 0810
Flavour levels: TBD
Some sensory panellists may find this flavour challenging due to it’s sensory similarity to tom cat urine.
Recommended flavour standard / sensory reference standard of: American Society of Brewing Chemists (ASBC) and the European Brewing Chemists (EBC)
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