Real Bread is made without additives. Genuine sourdough is Real Bread that is leavened only using a live sourdough starter culture, with no added yeast or other raising agents. Having shunned sourdough for years, supermarkets and Big Bakers spotted the growing appetite for genuine sourdough bread that had been nurtured by custodians of the craft – artisan bakers – and decided they wanted a slice of the action. Not all of them wanted to invest the time, expense and general faff of employing and t