So you would love to cook your food outside with sunlight? The JunDong 2500w Solar Oven has you covered. It is a sun powered stove with spot temperature of about 1000 degrees. It can be rotated 360 degrees to adjust to sun movement.
This solar cooker is great for boiling water too. Its rated power is about 2500w. It can boil 3L of water in about 13 minutes.