Mix flour with garlic powder and black pepper, put in a bowl. Put egg in another bowl. Coat chicken chunks in egg then in flour mix.
Fry in a pan for 2-3 minutes on each side in the avocado oil.
Prepare a pan by greasing it and put the ready chicken on it.
Mix all the sauce ingredients together and cover the chicken with it.
Bake at 350 degrees for 15 minutes.
Serve with broccoli or cauliflower rice.