Economy of Patras

thumb|Old advertising for Mavrodaphne in Germany Mavrodaphni, Mavrodaphne, or Mavrodafni (Greek: Μαυροδάφνη lit. 'black laurel') is both a black wine grape indigenous to the Achaea region in Northern Peloponnese, Greece, and the sweet, fortified wine first produced from it by Gustav Clauss in around 1850.