2. Cut the chicken breast into pieces, add milk, black pepper and salt and marinate for 30 minutes.

The chicken is covered with a layer of egg liquid and oatmeal.

4. Bake in an air fryer or oven at 180 degrees for 25 minutes.

5. Secret recipe of Korean hot sauce: Put minced garlic, 2 tablespoons tomato sauce, 1 tablespoon Korean hot sauce, half a tablespoon sugar, 1 tablespoon starch and 5 tablespoons water into a bowl and mix well.

6. Pour the sauce into the pot, cook it on low heat until it becomes thick, and pour in the chicken pieces and stir well.