It would have no animal products whatsoever.
"Depending on the brand and recipe that’s used, vegan cheese can be made from soy protein (used in shiny, slick, rubbery varieties), solidified vegetable oil (like coconut, palm, or safflower) nutritional yeast, thickening agar flakes, nuts (including cashews, macadamias, and almonds), tapioca flour, natural enzymes, vegetable glycerin, assorted bacterial cultures, arrowroot, and even pea protein."
http://www.organicauthority.com/foodie- ... de-of.html
These kinds of products used to be rare but with the surge in veganism they're more and more common and popular. Being vegan these days is a lot easier compared to 15 or 20 years ago. There's now heaps of vegan junk food around in farangland. Not just coke and chips.
For Udon Map's info and because of his legal background, Gary Francione (Rutgers School of Law) is arguably the high priest of vegan legal scholars. He's rather uncompromising and a lead warrior in vegan infighting. Vegans like brawling with each other as much as posters on Udon forum.