01 -
Cut chicken breasts into bite-sized pieces and set aside.
02 -
In a medium bowl, whisk together buttermilk, egg, and dill pickle juice until smooth.
03 -
Add chicken pieces to the marinade, coating thoroughly. Cover and refrigerate for at least 1 hour or preferably overnight for maximum tenderness.
04 -
Combine all-purpose flour, powdered sugar, cornstarch, salt, and pepper in a large resealable plastic bag and shake to blend evenly.
05 -
Preheat air fryer to 390°F (199°C) to ensure a hot cooking environment.
06 -
Add marinated chicken to the flour mixture in batches, sealing the bag and shaking gently to coat each piece thoroughly.
07 -
Spray the air fryer basket liberally with olive oil cooking spray to prevent sticking and promote crispiness.
08 -
Place coated chicken pieces into the basket in a single layer without overcrowding. Spray the chicken generously with olive oil spray to assist browning.
09 -
Cook for 8 minutes at 390°F, flipping halfway through and spraying again with olive oil spray. Ensure chicken reaches an internal temperature of 165°F (74°C) before removal.
10 -
Repeat coating, spraying, and cooking steps for remaining chicken batches until all nuggets are cooked.