In a mixing bowl, combine almond flour, coconut flour, Italian spices, salt and pepper. Whisk well to combine.
Add 1 whisked egg to another bowl.
Dip chicken cutlet into egg wash, then dip into the almond flour breading. Make sure both sides are evenly coated with breading.
Spray each breast with cooking spray, and add to basket of Air Fryer.
Cook 8-10 minutes at 350F. Using tongs, flip sides, and top with marinara and mozzarella, if using. Cook 4-6 more minutes, until chicken is cooked through (will read at 165F). Repeat if making in batches (depending on basket size).