Your McDonald's Salt Packet Might Be 50 Years Old originally appeared on Parade. Salt and sugar are common food preservatives for a reason: they never go bad. That's why your grandmother has that ...

Do us a favor. Before you continue with this article, run out to your car and look at the contents of your glove box. We’ll give you a moment. Back? Okay. Now, think about what you saw. How many items ...

Claire is Lifehacker's Senior Food Editor. She has a B.S. in chemistry, a decade of food journalism experience, and a deep love for mayonnaise and MSG. I have a bit of a shameful fast food habit which ...