Chef-turned-filmmaker Vikas Khanna describes directing Shabana Azmi in his upcoming film, "Imaginary Rain," as the "greatest privilege" and "highlight" of his life. The movie, based on his novel, features Azmi as a MasterChef in Manhattan rediscovering her Indian roots after a tragedy. Khanna, who also wrote the film, explores themes of grief, family, and passion through Indian cuisine, aiming to create a unique food movie.