New idea for cooking while boiling?

[Cake O' Maple]

Just saw this video of a solar cooker, and thought of all the discussions I've read about what and how to cook while sugaring...

https://www.facebook.com/gosunstove/videos/418587634993121/

[PACMAN]

Really cool,but I would need about ten of them to feed my crew. they are kind of small.I use the back of the evaporator and set premade meals raped in aluminium foil on it. works great.