1. Prepare 2 sweet potatoes, wash and peel them, and cut them into thin slices.

2. Add 1 tsp vegetable oil, and then stir evenly to make each sweet potato slice greasy.

3. Preheat the air fryer 180 degrees for 5 minutes, and pour the potato chips into the frying basket of the fryer.

4. Fry in a frying pan for 8 minutes. After 8 minutes, take out the frying basket, mix the sweet potato slices with fast chopsticks, and fry them again for 10 minutes until the sweet potato slices become dry and crisp.

5. Then pour it out, fry the next basket, pour all the fried sweet potato slices into the frying basket, add a little salt, add 1 teaspoon cumin powder, then mix well, fry in the oil pan for 3 minutes, and finally take out the baked sweet potato slices to eat.