<DIV><p>hese two short novels bookend Poppy Z. Brite’s cheerfully chaotic series starring two chefs in New Orleans. <I>The Value of X</I> introduces G-man and Rickey, who grew up in New Orleans’ Lower Ninth Ward and who are slowly realizing there are only two important things in life: cooking and each other. Rickey’s parents aren’t quite so taken with the boy’s plans and get him an impossible-to-resist place at the Culinary Institute of America.</p><p>In <I>D*U*C*K</I>, Rickey and G-man’s restaurant, Liquor, is doing well but there are the usual complications of running a kitchen: egos get bruised, people get fired . . . and then Rickey is jumped in an alley by one of their ex-waiters.</p><p>On the mend, Rickey takes a side job to cater the annual Ducks Unlimited banquet, where every course must, of course, include the ducks the hunters have bagged. Rickey’s crew are ready to meet the challenge, but Rickey’s not sure he can do it all <I>a