Originally Posted by
365RoadWarrior
Just a side note: most cheeses served by US carriers (based on a survey that's now a bit dated) aren't vegetarian. Not a criticism of the airlines. Lots of non-vegetarian cheese out there and the airlines just happened to be choosing those brands/varieties.
Well it really depends on how strict you are... most cheese is made with rennet, which is an animal-derived enzyme, sheep stomach I believe. Some vegetarians care, others don't.