When stuck in the wilderness without your titanium cookset, or you find yourself in a pinch and need a hot meal, look to the skill of heating water and cooking with hot rocks to keep your water safe and prepare your food.
http://survival.outdoorlife.com/blogs/survivalist/2013/07/survival-skills-how-cook-hot-rocks
This is a companion discussion topic for the original entry at https://peakprosperity.com/how-to-cook-with-hot-rocks/