Why Does Swiss Cheese Have Holes?

Swiss cheese is instantly recognizable for its holes. But what causes those holes? And is Swiss cheese really from Switzerland? We have the hole (sorry) story.

No holes in your Swiss cheese? Here's why - CBS News

Why does Swiss cheese have holes? #shorts #science #SciShow

Here's Why Swiss Cheese Has Holes

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Why Does Swiss Cheese Have Holes?

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Why Does Cheese Have Holes?

Why Does Swiss Cheese Have Holes?

Why does Swiss cheese have holes?

Why Does Swiss Cheese Have Holes?

Why does Swiss cheese have holes?

Why Does Swiss Cheese Have Holes?

What are some types of cheese with holes? - Quora