Another one if you're looking on a pizza stone is a tray of tea towels soaked in hot water, if you have the facilities to do so lava rocks is also another alternative for steam. I don't really make boules that large (cast iron for me) but they seem to work OK...
Another one if you're looking on a pizza stone is a tray of tea towels soaked in hot water, if you have the facilities to do so lava rocks is also another alternative for steam. I don't really make boules that large (cast iron for me) but they seem to work OK...