If you're not from the Chicagoland area, you may have never heard of this pizza-based creation, but you ought to venture to the Windy City to try it yourself.

National Pizza Day is being marked in the Chicago area with more than just a slice.

It’s that time of year when out-of-town guests arrive in Chicago with a taste for one of our city’s specialties — pizza. Locals have well-known chains or mom-and-pop recommendations for deep-dish, ...