This very simple, but very innovative cooking bag should replace your slow cooker. You just have to boil your food for only 5 minutes and put your hot pot in the wonderbag. The bag has an insulated design and therefore keeps your food safely cooking up to 12 hours, without additional energy. … The Wonderbag
These kitchen containers designed by Fabio Molinas create the optimal environment for your fruit and veggies by using the heat output of your refrigerator. The OLTU system, how it is called, not only uses wasted energy from your fridge to achieve this, but because food is now stored in the ideal temperature and humidity, less food will be wasted.