Falafel where chickpeas replaced the fava beans. It has been speculated, with no concrete evidence, that its history may go back to Pharaonic Egypt. Other theories propose that it came from the Indian subcontinent, where deep-frying was common, and brought west by Arabs or Turks; or that the chickpea-based food came from Yemen. Falafel grew to become a common form of street food or fast food in much of the Middle East. The croquettes are regularly eaten as part of meze. During Ramadan, falafel balls are sometimes eaten as part of the "iftar", the meal that breaks the daily fast after
Coriander expressed a dislike for coriander, but among the groups where coriander is popular in their cuisine, only 7% of South Asians, 4% of Hispanics, and 3% of Middle Eastern subjects expressed a dislike. Studies have shown that 80% of identical twins shared the same preference for the herb, but fraternal twins agreed only about half the time, strongly suggesting a genetic component to the preference. In a genetic survey of nearly 30,000 people, two genetic variants linked to perception of coriander have been found, the most common of which is a gene involved in sensing smells. The gene, "OR6A2", lies