DYI RICE HUSK STOVE
If you are planning to buy a stove which is very cheap and applicable for outside cooking which will only cost you less than 1 dollar for the so called husk for a fuel to burn.
Then, this is the answer to your need.
Made in the Phillippines and all details explained in the video.
Credit to the owner of the video.
https://www.facebook.com/BaydiLaangKami/videos/1991270201085036/