Add Yahoo as a preferred source to see more of our stories on Google. Cottage cheese in a rustic earthenware bowl sits on top of a burlap trivet on a gray countertop. - Aksana Ban/Getty Images For ...

It’s a bad day to be a cheese-loving vegetarian… It turns out that one of the most beloved and iconic cheeses, Parmesan, is actually made using animal rennet. If you’re not sure what that is, prepare ...