More than 400 people fell ill in the national capital and parts North India on Monday after consuming food articles prepared from contaminated buckwheat flour. While 200 people fell ill in Uttar Pradesh, 187 were hospitalised in Delhi and 34 in Haryana. The Delhi Government ordered a probe into the incident. Delhi police Spokesman Rajan Bhagat said that a total of 187 people — 107 in east Delhi and 80 in north-east Delhi — were admitted to various hospitals in the city. Talking to AIR, Mr Bhagat said, Nandu Masala Mill at Mandoli in Rajasthan is found to be the manufacturer of the kuttu flour or buck wheat consumed by the victims. In Uttar Pradesh, Merath, Ghaziabad and Bulandhsahar are the worst affected districts. In Haryana, while 18 people fell ill in Rohtak and Sonipat district, 10 were hospitalised in Panipat and 6 in Yamuna Nagar districts.