Wild yeast or “mother” is accumulated from the air. So then why do we use synthetic yeast in most commercialized baked goods and breads?
Speed, accuracy and profit. These “costs of convenience” has removed the “art” of slow fermentation and increased the indigestibility of modern ingredients and food stuffs, like bread.
There are an increasing amount of allergies to yeast and yeasted products. Wild yeast isn't exactly found on the supermarket shelves, so making your own from wild harvested yeast is the only option.
This online class shows step-by-step how to make your own wild yeast from some ingredients you may not have thought to try.