This might be the coolest egg trick we’ve ever seen. When you need just egg whites or just yolks, how do you separate your eggs? If you’re trying to do a sort of balancing act with the two halves of the eggshells while you try to pour just egg white into a bowl, you’re doing it wrong. All you need to make the job a simple (and fun) one is a plain old plastic water bottle. Food & Wine shows us how the trick is done: