The following night would bring the Hanukkah party for 550 guests, politicians and Supreme Court justices among them. Rigorous koshering (sometimes called kashering) would ensure that the kitchen would be in compliance with Jewish dietary laws. Guests could eat without qualms, knowing their religious commitment had been respected. “We do the basic cleaning,” says the White House’s executive sous-chef, Tommy Kurpradit, as he directs five workers (he learned about koshering from Bush White House Hanukkah celebrations). “Then the rabbis do the super-cleaning.