WMF Perfect spare part Cooking signal seal, for pressure cooker lids Ø 18 cm and 22 cm. Spare part: The cooking signal seal is suitable for all pressure cookers of the Perfect series with Ø 18 + 22 cm (2.5l, 3.0l, 4.5l, 6.5l, 8.5l).Preparing food in the pressure cooker is modern, fast and healthy. Due to the extreme pressure and high temperatures, conventional cooking times are shortened by up to 70% - with a simultaneous energy saving of about 50%. Vitamins, nutrients and minerals are largely preserved by the gentle cooking process, and the food is nutritious and tasty. Practical: pressure cookers are suitable for preparing almost all foods - vegetables, meat and fish, cereals and pulses, soups and stews. Gentle foods and baby food also succeed in the pressure cookers. The pressure cooker also scores points with its easy handling and safe technology. In short: it is a jack-of-all-trades that you should not do without.Eating habits are changing. Cooking often has to be done quickly, as it is for working families with children, but also in single households. Nevertheless, most people want to eat consciously. Wellness is one of the big trends of the present. The WMF pressure cooker is ideal for both. Because cooking is quick and easy if you know a few moves. And the healthy nutrients in the food are largely preserved - unlike in a microwave, for example. In addition, the pressure cooker is safe and requires hardly any care. Like all the other pressure cookers, the Perfect pressure cooker is made of indestructible Cromargan. To clean it, simply remove the handle and hold it under running water. The design is timelessly classic and the technical features meet the latest standards.