Wine Quiz

“Plunging the cap” is a traditional technique used during the fermentation of red grapes. Why do some winemakers plunge devices like long-handled potato-mashers into the fermenting wine around three times a day?

  • (A) To keep the grape skins wet
  • (B) To cool the wine
  • (C) To let fermentation gases escape


A. To keep the grape skins wet in order to extract the maximum colour, flavour and tannins from them.

First published in KiaOra Magazine – Oct 2010.

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