Bone broth is made by simmering bones and aromatics like onions, herbs and spices in water, and vinegar is often added to help extract the nutrients out of the bones. And while bone broth is a ...

Here’s what to know. Bone broth is made by simmering meaty bones for many hours, said Rachael Mamane, the former owner of a small batch stock company called Brooklyn Bouillon and the author of ...