1. Knead all-purpose flour and sugar lard into a dough
2. Low-gluten flour and lard knead into a dough
3. Cut the dough in half and mix with purple sweet potato powder and matcha powder
4. Divide into small groups and wrap them into fillings
5. The dough is wrapped in shortbread and rolled into strips
6. Cut into long strips
7. Woven into a mesh
8. Wrap in the fillings and bake at 180 degrees for 25 minutes
