What Makes Cheese Non-Vegetarian? Traditional cheese-making uses animal rennet, an enzyme taken from the stomach lining of calves. It helps coagulate milk and turn it into curds and whey. While this has been the method for centuries, it’s obviously not vegetarian-friendly. If you’re following a vegetarian diet (especially for ethical or religious reasons), cheese made with animal re... https://grabuild.com/news/vegetarian-cheese-vegetarian-advent-calendars/