Beurre Noire

Directions

1. 1
   Place butter in a cold, very heavy saucepan, or cast iron pan.
2. 2
   Slowly heat the butter, melting it gradually.
3. 3
   When nearly all melted, turn heat up slightly to medium low and stir.
4. 4
   Butter will begin to foam and bubble.
5. 5
   Continue stirring as the butter goes from yellow, to a nutty-smelling tan to a brown color.
6. 6
   At the point where the butter is changing from nutty tan to brown, remove the pot fom the heat.
7. 7
   Continue stirring until a rich brown color is achieved.
8. 8
   This will take some time, as the pot is cooling, so the butter doesn't scorch.
9. 9
   Return pot to the heat and add remaining ingredients.
10. 10
    Stir constantly until just warmed through.