Jon: "Greg, I know you publish a lot of recipes, but falafel? Where’d you come up with falafel?" Greg: "I think the Egyptians came up with it about a thousand years ago." The Egyptians may have used fava beans, but today, you can find falafel made of dried chickpeas at cafes and food stands around the world. Read on for 'Food Guy' Greg Patent's recipe for falafel with tzatziki (cucumber-yogurt) sauce.