Potatoes: 3, cooking oil, salt, salt and pepper, cumin powder, tomato sauce
Step 1: Wash and peel the potatoes and skewer them with bamboo sticks.
Step 2: Cut the diagonal knife into even blades
Step 3: Cut, lengthen, and wash starch in water
Step 4: wipe dry without moisture
Step 5: Pour the oil in the pan and heat it up.
Step 6: Control the oil and let it out
Step 7: Sprinkle some salt evenly, squeeze tomato sauce, or salt and pepper, or cumin powder