Potatoes are a kitchen hero, turning up in all kinds of dishes—but when it comes to mashed potatoes, they truly shine. The key to perfect mashed potatoes lies in how you prepare and cook them, and one ...

Several years ago, my mother announced that we’d be having pre-prepared tubs of supermarket mashed potatoes with our Thanksgiving dinner. I gasped in shock. “But it’s Thanksgiving!” I cried. My mother ...