1. Add cooking oil to flour
2. Add sugar
3. Knead the dough for 20 minutes
4. The shortbread is ready
5. Roll the dough into slices
6. Short pastry set
7. Fold the dough
8. Fold both sides in half and leave a seam in the middle, then roll out into a rectangle from the center to the four corners, and let stand for 20 minutes. Repeat 3 times.
9. Brush with clean water
10. Roll up
11. Cut it in the refrigerator and refrigerate for 10 minutes before putting it in the baking tray
12. Preheat the oven to 200 degrees and lower the heat to 180 degrees and bake for 20 minutes
