The most of the solar cooking work pretty much in the same way. There are also a lot of evacuated tube solar water heaters that work like thermos bottles to transfer and hold heat quickly and efficiently. However, this technology is a method of creating relying particularly on resources which are already at hand.
“GoSun Stove cooks the food in an evacuated tube, retaining almost 90% of the heat energy concentrated on it and reaching 288ºC in minutes. Maybe it is going to change the way we think about solar cooking.”
Check out the cooking speed: it cooks a meal in less than 20 minutes.