Foods that cook quickly may be added to the solar cooker later.
It is difficult to burn food in a solar cooker.
Some solar cookers have been built that use them in the same way.
Therefore, over time a solar cooker can pay for itself in reduced fuel costs.
It has been recognized that solar cookers are limited to cooking on clear days.
About 40 to 45 Palestinian households reportedly have started using these solar cookers.
Attempts to introduce solar cookers have failed because people cook at night, after the sun has gone down.
Those who had no biogas plants, were given solar cookers.
As of 2011, Network members have distributed more than one million solar cookers.
A solar cooker is a device that uses sunlight for energy.