In Houston, Texas, third-generation deli man Ziggy Gruber has built arguably the finest delicatessen in the U.S. The new documentary "Deli Man" tells Ziggy’s story as well as the tales of iconic spots such as Katz’s, the 2nd Avenue Deli, Nate ’n Al’s, the Carnegie, and the Stage Deli, looking at the challenges the business faces in the twenty-first century and what draws people like Ziggy to keep the tradition alive.