It's rather long, watch only if you have the inclination and the time!
I couldn't believe all the good food being prepared...why, I thought, do I never see phulkas or salads, even on the Rajdhani? And halfway through the film, the answer appeared. In response to complaints about the quality of food, the catering was take away from IRCTC itself (who then started concentrating on the corporate sector) and given to independent contractors who, I feel, are definitely running the catering service into the ground now. The video is still worth watching (as are several on how temple kitchens function) for the scale of food preparation.
Here's one that's also fascinating:
(Most temples in Karnataka provide food to the devotees who visit.)