There are so many out there that do not like meat or have allergies to it and that is okay. In the article below, there are 8 vegetarian foods that have just as much if not more protein than a burger! Check it out!
http://shine.yahoo.com/event/green/8-veggies-nuts-and-grains-with-more-protein-than-a-burger-2596005/#photoViewer=1