Frost buildup in your freezer can cause a wide range of problems for the appliance and the food stored in it. But do you know what causes freezer frost—and, better yet, how to prevent it? What is ...
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. It’s nearly impossible to keep a freezer 100% ...