It's worth understanding the limitations of food that is served aboard planes; how it must be cooled, then heated in a specific type of oven. They do their best to portray fine dining, but you absolutely can't given the circumstances. It's also worth considering that DOH is in the middle of the desert and most food is flown in from other parts of the world. Some things stay fresh for longer (e.g. apples last quite a while), but other things carry more risk (e.g. seafood)