Parabolic Solar Thermal Cooker ( Solar Thermal Magazine ) Solar cooking is becoming very popular is many parts of the world. As natural gas and electricity prices rise so does the price of cooking or barbecue. There are some commercial solar cookers that you can buy that are ready to be assembled at home with very little mechanical knowledge or tools required. Or if you want to save even more money you can make one yourself using aluminum foil and an old umbrella or satellite dish to give you the required curvature to obtain a small focal point for fast heating of things.
Here is a video with audio in English showing how to assemble a parabolic solar cooker from a kit. The parts cost about 400 Euro unless you use aluminum foil in which case it is very cheap to build.
Enjoy the video and the joy of solar cooking.