Hello Lisa! Incorporating ice cubes or water on your oven can really assist with crust improvement (specially when baking sourdoughs!). While It is far from Totally necessary, it can assist develop a beautiful loaf. Here is a tiny bit more information on the method: Baking bread with steam Joyful Baking! https://bikiniwax32085.blogdal.com/28606891/details-fiction-and-sourdough-cinnamon-rolls