Start by cleaning the chicken, by removing the fat.
Season your chicken, salt, pepper, and thyme.
Then soak your chicken breasts into buttermilk.
Let marinade for a few hours or overnight, and then place the chicken breast into the air fryer basket.
Set the air fryer temperature for 390 degrees F, for 8 minutes, after 4 minutes flip the chicken and air fry for another 3 minutes.
Check the internal temperature of the chicken it should be a temperature of 165 degrees F.
NEVER eat raw chicken it could give you a variety of diseases including campylobacter, salmonella and E. coli.