This bread is a blast from the past.
Scientist Seamus Blackley says he used ancient yeast from 4,500 years ago to bake a loaf of sourdough bread.
Blackley, who is also famous for being the brainchild of the Xbox game console, says he extracted the yeast sample from a piece of ancient Egyptian pottery.
He shared the results of his experiment in a viral Twitter post.
He says the bread tasted "richer and sweeter" than normal sourdough.
Two weeks ago, with the help of Egyptologist @drserenalove and Microbiologist @rbowman1234, I went to Boston’s MFA and @Harvard’s @peabodymuseum to attempt collecting 4,500 year old yeast from Ancient Egyptian pottery. Today, I baked with some of it... pic.twitter.com/143aKe6M3b— Seamus Blackley (@SeamusBlackley) August 5, 2019