Patsy's Restaurant, so famous for its classic Neapolitan Italian food that Frank Sinatra used to fly his favorite dishes from its kitchen to his gigs, has had three chefs since it was founded in 1944: Patsy, his son Joe, and his grandson Sal Scognamillo. The three passed down family recipes, invented great new twists on beloved classics, and emphasized giving their diners-many of them celebrities-exactly what they wanted to eat