I can do a blind tasting and tell you the tomato ketchup brand,” says Vijay C, director of Bengaluru-based Indira Foods. He’s pointing to the stack of tomato ketchup bottles and packets arranged neatly on his table along with an assortment of processed food packets. After all, tomato ketchup was Vijay’s first offering when he set up a few machines in 2001 to sell to local hotels and food services clients.