9/1-Shredded Chicken Parmesan Sandwiches

Shredded Chicken Parmesan Sandwiches  3 lbs. boneless, skinless chicken breasts 1 ½ tbsp. Italian seasoning 1 ½ tsp. salt 1 ½ tsp. garlic powder 36 oz. jar marinara sauce 1/3 cup grated Parmesan cheese 16 buns, hoagie,