Add Yahoo as a preferred source to see more of our stories on Google. Sour cream is so dependable but I often hesitate to buy a whole tub of sour cream at the grocery store because I'm not sure I can ...

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 do not DIY without a reason. If I’m going to ...