The article notes that yogurt has some requirements on temperature and that it probably arose every place humans harvested dairy and had the requisite ambient t

The article notes that yogurt has some requirements on temperature and that it probably arose every place humans harvested dairy and had the requisite ambient temperature to accidentally discover it but a Bulgarian was the first the uncover the bacteria responsible - the predominance of dairy currently is a result of industrial scale production and not a reflection of the bespoke whatever dairy was available yogurt that originated in Bulgaria.