The heat source one uses to cook day old food usually kept under a car seat or odd unsanitary spot. A sunny day can provide an excellent spot to place
the cheeseburger you found under your seat by simply rolling up your windows and placing on your dash board.
Recommended 90 degrees at 3 1/2 hours of direct exposure. All week old gas station pizza cooks well in a furnace to ones home.
Recommended cook time At 70 degrees is 25 min.