Solar cooking???

On sunny days people passing by on Gløshaugen can spot Asfafaw Haileselassie next to his test rig on wheels. The equipment with the noticeable mirrored disk is a large solar concentration system with heat storage. With the help from the sun, Haileselassie generate steam at the receiver of the concentrating system and use this to transport heat from the receiver to the heat storage and then storage store it, like a battery. Exactly this technique has not been used before.- When this storage unit reaches 250 degrees, it will keep the us

http://www.ntnu.edu/web/ept/news-and-activities/-/asset_publisher/5iMu/content/something%E2%80%99s-cooking-outside-the-thermal-energy-building