The Solar Ibex cooker by Nir Beit-av as the name hints uses solar energy to cook food. Featuring an adjustable timer, the cooker has the ability to cook, boil and heat up to 300 degrees Celsius. Foldable, lightweight, packable, and zero carbon footprint are the cool traits that make Solar Ibex cooker the best bet. The cooker comes with built-in gear motors and an auto tracking sun ray concentrator that drives the parabolic reflector towards the sun to help you cook food in lesser time than expected. The 360 degrees tracking ability and the ultimate stability are yet other cool features of this solar cooker for your green nest.