A 21-year-old entrepreneur is making sour cheese from volcanic mineral water

‘Sour water’ cheese made at Queijaria Furnense on the Azores islands. Fernando Teixeira and Izabela Cardoso for Business Insider Today
  • A 21-year-old woman from Portugal makes a unique “sour water” cheese using mineral water drawn from volcanic springs.
  • The Queijaria Furnense factory in the Azores islands makes about 500 wheels of the volcanic cheese each day.
  • Hot springs filled with iron-rich water are landmarks across the Azores.
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