Margo True, food editor for Sunset magazine, points out that the spice of a chile cannot be predicted. She shows us a way to test a chile's heat from the safety of your own kitchen. Many tongues have been saved using this tip.
Cooked dried black beans provide the wow factor in this simple dip; you could serve the blended beans alone and guests would swoon over the rich, full-bodied flavor. Use leftover dip as a spread for sandwiches or burritos, or stir into a bean soup.