The book is about laws of kashrut of meat and dairy food. The material is stated in exclusively simple and clear form. Presentation is provided with an abundance of figures and tables. Construction of the book is those, that it is possible to study each chapter separately. In the end of each chapter are control questions (and in the end of the book – right answers), allowing to check up, how the given theme is acquired. The book suits for studying by people of all levels of readiness, both for beginners, and for those who wishes to deepen the knowledge.