Team Shah Jahan Regency started film promotion with a bang. Inspired by Shankar's best seller novel Chowringhee, the modern adaptation of the same will hit the screen in January. To promote the film, Srijit Mukherjee took part in a cake mixing ceremony along with Abir Chatterjee and Rittika Sen, who lay key characters in the movie. Srijit took to his Twitter handle to post a cute picture from the event calling his upcoming film his ode to Kolkata. Check out his tweet here.