1. Ingredients: duck clavicle (cleaned, cut and blanched)
2. Cinnamon, star anise, rock sugar, beer
3. Heat up the oil, add the duck collarbone and stir fry.
4. Then, put the cinnamon and star anise, and add the beer.
5. Add the right amount of soy sauce.
6. Add the right amount of oyster sauce.
7. Add the right amount of salt.
8. Add rock sugar.
9. Season to a boil.
10. Then, cook until the soup thickens and serve.
