In this volume of savory dishes, kosher'with its prohibition of cooking with shellfish, shrimp, crab, and turtle'and Cajun'which relies heavily upon these ingredients for its hot, spicy gumbos, 'touff'es, and jambalayas'have been successfully fused. By skillful adaptation of substitute ingredients, the results are dishes with authentic flavors that are at the same time both kosher and Cajun.