Buffalo Chicken Sub Roll

1. Tenderize chicken breasts with a fork. 
2. Marinate chicken breasts in a mixture of paprika, salt, and cooking spray.
3. Dip marinated chicken pieces in flour, then egg wash, then breadcrumbs.
4. Deep fry breaded chicken breasts in hot oil until golden brown. 
5. Slice the red onion.
6. Slice the sub roll in half and hollow it out. 
7. Cut fried chicken breasts into smaller pieces. 
8. Mix chicken pieces with buffalo sauce. 
9. Fill the sub roll with ham, marinara sauce, mozzarella, red onion slices, buffalo chicken pieces, more buffalo sauce, and ranch dressing. 
10. Bake the sub roll until the cheese is melted and bubbly.
11. Garnish with chopped parsley and serve.