The Mexican-themed fast food chain Chipotle's has cooked up something new. No, not another burrito bowl, it's a new way of labeling its food products. 

On its website, Chipotle has begun to mark which ingredients contain genetically-modified organisms, or GMOs. Other food chains have also made changes to their menu boards, including Starbucks , which is adding calorie information for its items nationwide. 

Pat Crawford, director of the Dr. Robert C. And Veronica Atkins Center for Weight and Health at the University of California, Berkeley, joins the show with more.