How to make homemade butter and flavored whipped butter: Video

All you need to easily make homemade butter is one ingredient and a mixer.
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Trail runners discover how to make butter while running—here's the science behind it

All it takes is cream, motion and a few miles on the trail.

Runners Are Discovering They Can Churn Butter on Their Runs—and It’s Surprisingly Easy

We dug into the science to see how it's possible.