At first glance, What's Cooking? looks like it was dreamed up by some politically correct screenwriting committee: a series of overlapping stories that intercut among four families (one Hispanic, one Vietnamese, one African American, one Jewish) all preparing for Thanksgiving dinner. But what could be toothless and smarmy is made gripping and genuinely affecting by a mixture of observant writing, fluid direction, and a truly superb ensemble of actors, including Mercedes Ruehl, Alfre Woodard, Joan Chen, Julianna Margulies, Kyra Sedgewick, Dennis Haysbert, and a host of less well known but just as capable others. The script is a marvel of orchestration: small annoyances blossom into fierce conflicts, secrets are deftly revealed, and sanctimoniousness is subtly punctured. The acute but sympathetic portrait of family stress and tension is layered with quiet observations about race and class, as well as the capacity for tolerance and forgiveness. It's recently become a clich