1. Prepared materials.
2. Put the flour, milk powder, baking powder and sugar together and mix well.
3. Add bean dregs and olive oil.
4. Stir evenly.
5. Knead it into a dough and let it rest for 30 minutes.
6. Roll the dough into slices, about 0.5cm.
7. Use a mold to buckle.
8. Buckled biscuits.
9. Buckled biscuits.
10. 12 minutes at 172°C will do.
