Catering is becoming more widespread in our country, the number of canteens, restaurants and eateries is growing, new forms of public services are being introduced (home delivery of ready-made meals, sale of semi-finished products, etc.), which facilitate the work of the housewife. However, in many families, if not all, then at least part of the food is prepared at home. The health of all family members largely depends on whether the hygienic rules for cooking and storing food, which are described in this book, are followed.