At Redneck Earl's Cowboy Takeout, in San Mateo, Calif., customers who pluck up the courage to try the hot sauce must first sign a liability waiver. Diablo! Café, on Laclede's Landing, hasn't caught wind of this marketing gimmick, but diners with a low tolerance for pain should not ingest the spiciest of the new restaurant's 30 chile sauces. We sampled a dozen or so, including "Bad Day in Baghdad" and the peculiarly named "Hot Beef Injection," a corrosive concoction that makes you feel as though you've just pitched a handful of fire ants... More >>>