Originally Posted by
LTN Phobia
You certainly can. I do it on some flights and never had an issue. I politely ask the crew if it would be an inconvenience if I requested it, and I've never encountered anyone who batted an eyelid so far.
It is a published feature of the service. It shouldn't be in any way an inconvenience to deliver the mandated service standards. I just politely tell the crew what I want and when I want to eat it when asked for an order. I don't ask for permission.