Overview: Jeff Nathan, ownerof Abigael's, New York's largest kosher restaurant is surprised by a challenge from Chef Bobby Flay. Jeff and Bobby go matzo ball for matzo ball to make even the most discerning Bubbe proud. Recipes in This Episode Sephardic Chicken Soup with Sofrito and Herbed Matzo Balls Sephardic Chicken Soup with Sofrito and Herbed Matzo Balls Throwdown's Matzo Ball Soup