A hood system able to accomodate serious changes in midstream.
An ability to hose down the entire kitchen with hot water after closing
perfectly ergonomics depending on the type of restaurant
A super air conditioning system, that doesn’t cool the food yet removes the oppressive heat
streamlined system so servers/runners aren’t colliding
security system that covers every nook and cranny, with the ability to hear what’s going on, if that’s legal, actually even if it’s not legal, LOL!