From what I understand, all parmigiano is sold through a consortium/coop. The only dairy identifying mark is three digits stencilled onto the rind. https://www

From what I understand, all parmigiano is sold through a consortium/coop. The only dairy identifying mark is three digits stencilled onto the rind. https://www.parmigianoreggiano.com/product-guide-seals-and-marks https://www.parmigianoreggiano.com/product-guide-seals-and-m...