Hello Lisa! Incorporating ice cubes or h2o to your oven can really help with crust enhancement (especially when baking sourdoughs!). Although it is not Definitely needed, it may also help make a beautiful loaf. Here is a little more info on the process: Baking bread with steam Happy Baking! Since https://mariojpsu36791.blogchaat.com/28248004/the-greatest-guide-to-sourdough-bread-san-francisco