Hot dog lovers come from around the world to eat at Hot Doug's. "Hot Doug" himself, owner Doug Sohn, gives us a behind-the-scenes look at how he got started. Read a Q&A.

Le Petit Gourmet, Courtesy of Chicago's Classic Restaurants

Chicago was once a "meat and potatoes" town. Now it's home to some of the world's finest restaurants. We talk with the authors of a new book celebrating Chicago's classic restaurants.