Everyone has that one coworker who can't do anything right. Messing things up because they're new is one thing. But then there are people like this guy Andy, whose coworkers are sick and tired of him messing up food orders over and over again. This dude doesn't seem to grasp even the most basic of restaurant rules, such as “don't eat raw chicken, even if it's only a little bit raw," and “always wash your hands before preparing food.” These are things one should know even if they're not working…

Some mistakes are more costly than others, as these chefs know all too well. Professionals from the back of house shared their priciest kitchen mistakes , and some of them are surprisingly costly. I can actually add my own story here — I'm glad it's finally come in handy after years of being one of my most embarrassing moments ever. I was working a shift at a fast food restaurant and customers were being so mean to me. It was the Sunday morning bingo crowd, and they were nasty and impatient to…