Chennai: In a letter to department secretaries, Irai Anbu said, “To support the livelihood of milk producing farmers, I request you to procure sweets from Aavin, if you intend to distribute sweets to labourers and employees of public sector undertakings attached to your departments for the ensuing Deepavali festival.” A 500 gm assortment of five sweets is sold for Rs 425, he said advising his secretaries to make good use of Aavin products made in pure ghee.