Every Boy Scout or Girl Guide probably had the experience of building a simple solar oven: an insulated box, some aluminum foil, and plastic wrap, and voila! On warm, sunny, summer days, you can bake.

Twenty-year-old Lucy Mazengera, 20, from Mazengera Village in Salima District did not fancy studying solar technology.

Imagine cooking delicious meals for over a thousand people every single day using nothing but the raw power of the sun. It sounds like pure magic, yet a unique community in southern India has been ...