Article continues below advertisementKeira Knightley whipped husband James Righton into shape during their early years together.On the December 17 episode of the "Dish Podcast," the actress, 40, exposed her man's strange food preferences and how she helped him develop a taste for the finer things.When the duo first started dating, the musician, 42, "just couldn't cook."Article continues below advertisementSource: Dish Podcast/YouTubeKeira Knightley appeared on the 'Dish Podcast.'"All he ate was cheese on toast," Knightley admitted. "I was like, 'This is not good enough.