A New Orleans chef didn't always cook for a living. He used to serve in the U.S. Marines. Now he's the author of a cookbook ...

Marine Olivetta, first author of the study ... leading to their domestication and to become the chicken we know today.

But once he returned home from U.S. Marine combat missions ... he said: his mom's chicken and dumplings. Another New Orleans fixture is the Super Bowl, which returns Feb. 9 to the Big Easy ...