1. Peeling potatoes
2. Cut into slices about 1 cm
3. Change the knife to cut 0.5 cm strips
4. Soak in cold water for 5 minutes to remove starch
5. Drain the water and put it on the tablecloth to absorb the excess water
6. Boil the oil to 70% hot, pour in the potato chips and fry
7. fish out
8. When the oil temperature rises to 90%, re-fry, remove and sprinkle with a little salted tomato sauce to eat
