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Much of the yeast and bacteria come from the air. That is why it tastes different in different cities.
by galangalalgol 5y ago
Much of the yeast and bacteria come from the air. That is why it tastes different in different cities.
- wiredfool 5y agoIt's mostly from the flour, because the yeast has evolved to eat the wheat. It's most likely to be found where there's food, not in the air.