Add Yahoo as a preferred source to see more of our stories on Google. A person picking spices from a shelf. - Hazal Ak/Shutterstock Spices are so essential that it's hard to imagine how bland and ...

Maybe it's the spice mix you haven't touched since the holiday season, or it's your go-to garlic powder that looks a little lumpy. Seeing clumps in a jar can raise a red flag. Do clumps mean that your ...