1. Preheat oven to 425°.
2. Combine first 3 ingredients in a mini chopper. Pulse until finely ground. Combine nut mixture, baking soda, and next 3 ingredients (through cheese) in a shallow dish. Combine buttermilk and egg white in a shallow dish. Dip chicken in buttermilk mixture; sprinkle evenly with salt and pepper. Dredge in flour mixture.
3. Heat a large ovenproof skillet over medium-high heat. Add oil; swirl. Add chicken; sauté 3 minutes or until browned. Turn chicken over. Place pan in oven; bake at 425° for 10 minutes or until chicken is done.