Sourdough breads are leavened not by the addition of brewers yeast (Saccharomyces cerevisiae), but by the inclusion of a starter, a vibrant ecosystem of wild yeasts that is carefully nurtured ...
It is this which makes the bread rise, instead of adding yeast. Hobbs House Bakery A sourdough starter culture takes days to develop before being mixed with flour, water and salt to create the ...
This isn’t true - all bread needs yeast. But in sourdough ... to get your starter going in the first place”, Prof Barham says. “No two will be the same. What you’ve got will take either ...