13 June 2012
Fermentation.
The list of fermented food in our lives is staggering: bread, coffee, pickles, beer, cheese, yogurt and soy sauce are all transformed at some point during their production process by microscopic organisms that extend their usefulness and enhance their flavors.
The process of fermenting our food isn't a new one: Evidence indicates that early civilizations were making wine and beer between 7,000 and 8,000 years ago — and bread even before that.
But was exactly is fermentation? And how does it work?
Read the rest at NPR.
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