Military folks routinely complain about food, uniforms, other traditional stuff.
Usually it’s a matter of not having enough of what they like to eat, which is different than actually having enough to eat.
That said, every once in a while, planning goes awry at SA Food Services, and the right amount of food is not prepared when the meal planning figure is exceeded. Bad weather can cancel cadet trips, the leadership can lock down liberty, any number of things can jump up the number of cadets/mids sitting down in a dining hall.
) When he doesn't feel like eating dinner in the mess hall he can get something to eat in Grant Hall (sandwiches, burgers, asian food, pizza) or from Subway or Burger King which are both on post. Most of the places in Highland Falls will deliver to West Point also, including the McDonalds right outside Thayer gate. He gets plenty to eat and has never gone hungry. He is allowed to take fruit and left over gatorade, or other drinks, back to his room. He only takes what he can eat soon since they don't have a frig. He also has a boodle box in his room stocked with snacks.
