- Arrange the roast duck to be cut into edible pieces - choose the nicer pieces out (to use as decoration later). Take out the skin or fats of the remaining pieces of duck. 
- Boil a pot of water. Once the water is boil, put in the pieces of duck (those w/o skin) into the pot and boil for about 10 minutes. Reason is to "wash" again the fats that can be found on the meat. 
- Take out the pieces of meat and rinse till clean. 
- Use a bigger pot, boil the 2 lliter water with the herbs, sugar canes, red dates and duck pieces. Once it is boiling, transfer to a slow cooker and simmer for about 2-3 hours. 
- Blach the noodles in boiling water. Arrange the required amount of noodles in a bowl. Add in the herbal duck soup and duck pieces. Garnish with chopped spring onions.