Dieta kettles for automatic cooking DIETA kettles have been developed by DIETATEC with a passion for producing the finest and most versatile meals in the most efficient way. Our core R&D, engineering, manufacturing and sales team members have many years of industry experience. This has made us one of the world leaders in Cook – Mix – Chill applications for kettles. Dietatec - the manufacturer of world leading mixing kettles Dietatec Oy (Ltd.) is an independent member of DIETA Group and it is specialized in developing and manufacturing kettles and steam cookers for professional kitchens, catering companies, restaurants, hotels, and food processing industries. DIETATEC is a member of FCSI. Member of Dieta Group DIETA Group (Corp.) is a Scandinavian group of companies specialized in providing professional kitchens, restaurants and food industries with innovative technologies, products, and consumables as well as technical services. The core for Dieta group success is customer service, quality products, and effective logistics.