10 Worst Sandwiches Slideshow: The Most Unhealthy Sandwich Choices

At many popular sandwich chains, you can unwittingly gobble up a diet disaster – unless you know how to order. Browse our gallery of the 10 worst sandwiches, items that are packed with hidden calories. Then check out 10 better choices at the same restaurants. And beware the turkey sandwich, which has become a blank canvas for fattening additions of all kinds