Healthy fast food a new trend?

Burger King has introduced the Veggie Burger. Chipotle seeks out organic food suppliers like Niman Ranch pork. Now there's O'Naturals, a small chain of fast-food restaurants in the Northeast that offers everything from carrot ginger soup and organic smoked tofu to bison meatloaf sandwiches, and macaroni and cheese, much of it made with organic or natural ingredients. [Chicago Trib]