01 -
Slice the chicken breast into uniform, bite-sized pieces to ensure even cooking.
02 -
In a bowl, whisk together buttermilk, salt, black pepper, paprika, and Dijon mustard. Add chicken pieces, toss to coat, cover, and refrigerate for at least 1 hour and up to 24 hours.
03 -
Heat oil in a pan over medium heat. Add both types of breadcrumbs and stir continuously until toasted and golden brown. Remove from heat and allow to cool slightly.
04 -
Mix the cooled breadcrumbs with dried thyme, oregano, garlic powder, onion powder, cayenne pepper, paprika, and salt. Set aside.
05 -
Preheat oven to 190°C. Place a wire rack on top of a baking sheet.
06 -
Remove chicken from refrigerator and let it come to room temperature. Beat the egg and add it, with flour, to the marinated chicken. Mix until thoroughly coated.
07 -
Spread the breadcrumb mixture onto a tray. Using a fork, coat each chicken piece evenly in the breadcrumbs, ensuring a single layer for even coverage.
08 -
Place coated chicken pieces on the prepared wire rack, spacing them so they are not touching.
09 -
Transfer rack to oven and bake for 12 minutes, or until coating is crisp and internal temperature of the chicken reaches 74°C.
10 -
Optionally, sprinkle hot nuggets with a light dusting of Old Bay seasoning before serving.