Ignorance is Bliss!
You go to a kid's birthday party or host your own and for the vegetarian option provide a plain and simple cheese pizza, because you think there is no meat in it. It's just pizza base made with all-purpose flour, tomato sauce and cheese. Nothing complicated right!? Not really! Read this article to find out if cheese is really vegetarian.
Have you tried Hypoallergenic Diet?
Hypoallergenic Diet or Elimination Diet Recipes