1. Hawaiian pizza was invented in Canada.
2. 90% of Wasabi is actually horseradish dyed green. 
3. In Sesame Street the cookies eaten by Cookie Monster are actually Rice cakes because real cookies have oils that would damage the puppet.  
4. Chicken noodle soup was originally called noodle with chicken soup but got its name when a radio announcer read it wrong and called it chicken noodle soup.
5. A&W is the oldest fast food chain.  
6. The average American consumes 12.1lb of ice cream in a year.
7. 1 in 1,000 eggs has 2 yolks.
8. 7% of adults think chocolate milk comes from brown cows, that’s about 16.4 million people.  
9. The name hamburger comes from the town Hamburg, Germany.
10. In the US people account for about ⅓ of the annual pizza consumption.

Cites:

http://blogs.biomedcentral.com