Every so often, the Internet rediscovers a food fact you’d think everyone already knew. But hey, we’re all still learning, right? In recent times, it was paprika and allspice . This time, it’s our old friend Parmesan cheese taking its turn in the spotlight. The rest of this article is behind a paywall. Please sign in or subscribe to access the full content.

"Today years old when I found out Parmesan cheese is made from baby cow’s stomach & I could go cry," one user wrote on Twitter , prompting others to learn this too. "I’m just gonna have to go full vegan at this point."

Parmesan is traditionally made from cow's milk, aged for at least 12 months in copper vats, where it is heated and other ingredients like whey and rennet are added . It's rennet that vegans, vegetarians, and an

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