Whether you're working in a spotless kitchen or not, hearing that the health inspector has showed up unannounced sends some sort of chills down any service industry worker's back. Maybe it's PTSD from getting pop quizzes in high school, because that's exactly what it feels like. Even if you are sure you are an expert on the topic, something about being put on the spot and quizzed about it at random makes you doubt yourself. So you can image the sort of chaos that ensues with an inspector shows…