New Delhi, Oct. 23 -- The Centre on Wednesday amended a key provision of a food-regulation order, asking manufacturers, blenders and packers of cooking oil to report monthly production and stock returns through a designated online portal, a move aimed at tracking inventories to check inflation as well as excess imports. Real-time data on edible-oil stocks will also help to calibrate duties and boost local refining, an official said. India relies on imports to meet total domestic demand for cooking oils. An amendment to the Vegetable Oil Products, Production and Availability (Regulation) Order, 2011 (VOPPA Order) aims to "bring greater regulatory oversight and transparency across the edible oil sector in India", an official said. All units i...