4 chicken breasts, halved, boned and skinned
1/2 tsp. salt
1/4 tsp. pepper
2 tbsp. prepared mustard
1 egg
1/4 c. plus 2 tbsp. grated Parmesan cheese
1/4 c. bread crumbs
Vegetable cooking spray

Sprinkle chicken breasts with salt and pepper. Combine mustard and egg, beating until well blended. Combine cheese and bread crumbs. Dip chicken in egg mixture, then roll in bread crumb mixture. Let stand at room temperature on wax paper 10 minutes to set coating. Transfer chicken to rack of roasting pan coated with cooking spray. Bake at 400 degrees for 40 minutes or until chicken is done and coating is lightly browned.