People have made a discovery about Parmesan cheese which has left some 'going vegan' and others 'violated'.
When thinking of food that isn't vegetarian-friendly, cheese might not come to mind. But people are now realising how Parmesan is made, and in many instances, the process is far from meat-free.
As reported by the Mirror, the cheese is made with rennet, an enzyme found in the lining of mammal stomachs - typically young cows, sheep, and goats.
The Twitter post that set food fans off read: "Today years old when I found out Parmesan cheese is made from baby cow's stomach & I could go cry. I'm just gonna have to go full vegan at this point."
Many were quick to say that they don't think they can ever eat the cheese again now that they know how it's made.

One person wrote: "I did not know. This makes me very sad. I like Parmesan but don't think I can ever eat it again," while another said: "Wow, I had never heard that! Dairy is scary for real."
Responding to one comment, the original poster added: "I feel violated."
Unfortunately for vegetarians, there are several other types of cheese that are made with rennet, including Manchego, Gruyere, Gorgonzola, and Camembert.
However, that isn't the case for all cheese, as veggies can enjoy Cheddar, Feta, Mozzarella or Wensleydale guilt-free.
One Twitter user also added: "Rennet doesn't have to be from animal sources, there are vegetarian variants that work the same.
"But it's true that you'll have to check for this to be able to say it's actually vegetarian."
Someone else stated: "Most rennet today uses genetically-engineered yeast and bacteria in its production, rather than calf stomachs."
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