Free: Contests & Raffles.
When I pack in for just a few days, for heating water, I take an esbit stove and fuel tablets. Incredibly small, lightweight and predictable. When you are leaving, you are not packing out half a can of fuel... Dont laugh, they work, and if you only need a few hot meals on a trip....they work fine. http://www.rei.com/product/653343
here is what goes into my pack for a backpack hunt. pocket rocket