Proving Chamber

A dough proofer is a warming chamber used in baking that encourages fermentation of dough by yeast through warm temperatures and controlled humidity. It is also called a proofing box, proofing oven, or proofing cabinet.Proof/proving come from the Latin verb probare, which also gives us the word probation. It means “to test". The proof (test) of the pudding is in the eating. The proof (test) of a good dough is whether it rises.