As per my journey in this train, dated 31-Dec-2012
In 3A:
* I hadn't found any IRCTC Pantry Men.
* Local Vendors sold foods.
* They sold: Veg /Non Veg Biryani, Chapati+Mix Veg.
*...
more... Quality of food: Below Average.
* I'll suggest you to carry your own food or buy and packet it from any restaurant.