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Solar parabolic cooker with the mechanical mathematician!

Step 13Final product

Final product
Your final product will have the focal length that you made. You can place and stick the cardboard from a toilet roll or something similar just under the focus to help you point it at the sun. Directly at means no shadows there.
Generally, I place the food in a 9 inch glass or stoneware dish, put the lid on, and hang it in a metal hanging basket thing at the focus. I cover it all with an oven bag and clothespeg the top.
If you want to make a tracking solar cooker, I suggest you move thecardboard cooker round the focus. The cooker is very light and there is no need to move the food too.
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Author:gaiatechnician
I am a stone mason. My hobby is making new solar cooking and gardening stuff. I have used solar heat to cook soil for a couple of years. In mother earth news in January, i read that their compost expe...
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