When you are proofing (raising) bread dough, there is nothing better than a thermal oven. The consistent, long-lasting warmth allows the bread to be spongier and fluffier than any other method. No wonder people have used thermal ovens to raise bread for centuries Caleb Warnock's clear instructions and experienced advice allow readers to inexpensively create and use a homemade thermal oven that will proof up to eight loaves of bread at one...