Parmigiano-Reggiano producers are seeking new ways to protect the market for the world-famous pasta topping. Their latest trick to beat counterfeiters is edible microchips.
Italian producers of parmesan cheese have been fighting against imitations for years. Now, makers of Parmigiano-Reggiano, as the original parmesan cheese is officially called, are slapping the microchips on their 90-pound cheese wheels as part of an endless cat-and-mouse game between makers of authentic and fake products.