Browning butter is a French technique that creates a rich nutty flavor. The aromas that will come from your stove will blow you away! The versatility of browned butter makes it appropriate for sweet and savory dishes alike. Think pasta sauces, but also chocolate chip cookies. In fact, you can sub in browned butter for melted butter in most recipes. Browned butter keeps for a few days in the refrigerator, or can be stored in an ice tray in the freezer. Be warned, things can go from golden brown to charred black real quick, so give these instructions a good read before trying it for yourself.