One of the oldest-known prepared foods in human history, hummus is claimed by multiple Middle Eastern nationalities. So when Filmmaker Trevor Graham, a self-described hummus tragic, learned of a 2008 Lebanese plan to sue Israel for acting as if it had proprietary rights over the dish, he was intrigued and hungry for more. With Israel, Lebanon and Palestine fighting once again - over who ownsthe hummus heritage - he set off on a personal journey into a colourful culinary history.