Sourdough breads are made using a sourdough starter. The starter cultivates yeast and lactobacilli in a mix of flour and drinking water, using the microorganisms by now present on flour; it doesn't have to have any included yeast. Make Ahead & Freezing Guidelines: The dough can sit during the fridge https://josuebedcb.ssnblog.com/31284046/how-food-learning-center-can-save-you-time-stress-and-money