Rick Bragg discovers the secret weapon in his mother's mashed potatoes recipe

If you care about food at all, you absolutely must read Rick Bragg's article where he discovers the secret ingredient of his mother's mashed potatoes recipe.  Bragg also engages the reader in a humorous discussion about the difference between being a mustard or a mayonnaise person (I am definitely the latter.) You can read it in Gourmet Live here.