The importance of preheating oven (same two doughs, two diff temps, two diff results)
I didn't mean to do this experiment this morning, but my impatience resulted in an experiment.
These were two doughs, both from the same levain and handled the same. The only difference was that one was shaped into a boule and the other into a batard.
I threw the boule in about 1 hour into heating the oven at 500F. This was the result:
I threw the batard in about 1 hour and 45 minutes after the first turning on the oven and got this:
Night and day.