Build your own earth oven

The beauty of this oven, is that Hubby brilliantly merged a rocket mass heater into the design. Instead of the traditional way of building a wood fire on the oven floor, the fire is located below in a burn chamber. The rocket mass heater burns fuel more efficiently, using very little wood. A whole day of cooking used only four, medium-sized hardwood logs. Once the fire catches, it burns really clean, there is no smoke or creosote. You are left with white ash. Nothing is wasted. The black soot you see is from earlier trials of getting our fire going. After a couple of days of getting used to our oven, we’ve finally learned to cook by feel.



Read More:  http://www.freestylefarm.ca/2011/08/22/build-your-own-earth-oven/