Feta is the World's Oldest Cheese - Greek City Times
Records about making feta date back to as far as Homer's Odyssey, suggesting that Greek's national cheese is the oldest known cheese in the world.
Pietro Casola European Union Cyclops Polyphemus Protected Designation Oldest Cheese ஐரோப்பிய தொழிற்சங்கம்
Source: greekcitytimes.com