"When Louis and Lilly Zabar rented a counter in a dairy store on 80th Street and Broadway in 1934 to sell smoked fish, they could not have imagined that five decades later their store would occupy half a city block and become a beloved, world-renowned mecca for quality food of all kinds. A passion for perfection, a keen business sense, cutthroat competitive instincts, and devotion to their customers led four generations of Zabars to create the Upper...