Butterfly the chicken breast and beat it down to make it thin
Dip the chicken in the whisked egg batter
Coat the chicken in the Italian breadcrumb, salt, and Parmesan cheese mixture
Repeat the breading process twice
Air fry the chicken at 400°F for 12 minutes (or bake, keeping an eye on it)
In a baking dish, pour about ¾ jar of marinara sauce and top with shredded mozzarella cheese, Parmesan cheese, and Italian seasoning
Bake the sauce and cheese mixture at 400°F for 10 minutes
Pour the sauce and cheese over the crispy chicken and serve
