Steps
1. Heat butter in a large pot over medium heat.
2. Sauté shallot until softened and slightly browned.
3. Add wine to shallot and bring to a low boil.
4. Add mussels and cover pot.
5. Steam mussels for 8-10 minutes, stirring occasionally, until mussels are fully cooked.
6. Serve mussels and sauce hot.