Brown butter is regular butter that decided to be more interesting. When the milk solids toast in the pan, you get a nutty, caramel-forward depth that changes everything it touches.
It shows up at its best in fall and winter cooking, where it belongs over butternut squash ravioli, folded into garlic mashed potatoes, and drizzled over honey-roasted root vegetables alongside a holiday beef tenderloin.
If you haven’t made it yet, the guide to brown butter is the place to start. Once you understand what you’re watching for in the pan, you’ll find reasons to use it everywhere.