That name would likely spark a glint of recognition in the eyes, if the reader is from Chennai, salivates over traditional healthy sweets, is a card-carrying follower of veganism and pops in at organic food markets. With a surfeit of traditional sweets on his food enterprise Kottivakkam-based Marabhu Suvai’s carte du jour, R. Srinivasan — to whom that sweet-sounding moniker …