Kosher StyleFor the bubbes and the balabustas, the keepers of Jewish kitchens and the enthusiastic neophytes, comes a cookbook that celebrates how many Jews eat today. In the Jewish culture, as in many others, bubbes, saftas and nanas are the matriarchs of the kitchen and thus the rulers of the roost. They are culinary giants in quilted polyester muumuus and silk slippers who know how to make the Semitic linchpins cherished from childhoodkugel, gefilte fish,