Spice up your meals—and make them healthier, too—with these best-tested grinders. But which grinder is the best kind of grinder for you—and how should you choose yours? Our test kitchen ground its way ...

For the freshest pepper, you need to use a grinder. Whole peppercorns contain volatile oils that release when the peppercorn gets cracked and ground up. Similar to coffee beans, the oils dissipate ...