In Some Trattorias in Italy, Diners Can Enjoy a Meal and Take the Plate It Was Served on Home as a Souvenir
The Piatti del Buon Ricordo, or “Plates of Good Memories,” tradition dates back to 1964, when a clever marketer came up with it to encourage Italians to travel across the country and taste regional dishes
We haven't written up this one. Smithsonian has the full story — the link below goes straight to it.