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Sourdough Bacteria Pump Out Mold Killers

Scientific American - Posted: February 27th, 2013, 7:35pm EST

pAs many San Franciscans have noticed, sourdough bread stays fresher longer than the regular stuff. Sourdoughrsquo;s extended freshness is due to extra fermentation that traps more moisture in the dough. But now we know that sourdoughrsquo;s longevity is also because it can ward off mold. Because bacteria in some sourdough starters actually produce mold-killing compounds--essentially natural preservatives. a href=http://www.scientificamerican.com/podcast/episode.cfm?id=sourdough-bacteria-pump-out-mold-ki-13-02-27[More]/a

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