There is a custom of eating foods fried or baked in oil (preferably olive oil) to commemorate the miracle of a small flask of oil keeping the flame in the Temple alight for eight days. Hence they must eat donut and latke fried in OIL. Bakeries in Israel have popularized many new types of fillings for sufganiyot besides the traditional strawberry jelly filling, including chocolate cream, vanilla cream, caramel, cappuccino and others. For the health conscious.... "In recent years, downsized, "mini" sufganiyot containing half the calories of the regular, 400-to-600-calorie version have become popular."
(...) There is also a tradition of eating cheese products on Hanukkah....Apparently the practice of eating cheese comes from the story of judith who managed to stop the assyrian general holofernes from invading judea by plying him with cheese and wine and then when he fell asleep she famously beheaded him. In remembrance of this they.... EAT CHEESE?