This statement of Pantaleone Da Confienza contained in the Summa lacticiniorum, should be enough to end a long-standing dispute between the territories of the Duchy.
The Piacentine cheese was also at the centre of attempts at diplomatic corruption, as recounted by Ortensio Landi in Sere stentato, in which he described the proposal put to Pope Leo X to send a hundred “piasentino” (Piacentine) cheeses to bribe Luther and his protectors.
In 1500 Count Giulio Landi of Piacenza wrote an ode to accompany a “piasentino” cheese sent as a gift to Cardinal Ippolito de’ Medici.
In it he celebrated the Most Serene King of Virtue (the grana cheese), explaining why the “piasentini” were the best: the most beautiful cows, the best grass, the finest salt, and cheese makers who were artists.
In the film Marcello Mastroianni, an areoplane pilot, took a whole wheel of Grana Padano into first class for his friends – not allowing the flight attendants to touch it – treating it as if it were something highly precious. Ugo Tognazzi commented: “without pears …. Pah!”