Preheat oven to 350 degrees
Butter a 9x13 baking dish
Heat chicken per package instructions and set aside
Cut rolls in half horizontally and place the bottoms into the buttered baking dish. Bake for 3-4 minutes to toast the bread slightly
Remove baking dish from oven and add the prepared chicken, marinara sauce, mozzarella cheese, and the top halves of the rolls.
Melt butter in the microwave and mix in the garlic powder and Italian seasoning. Brush butter mixture onto the top of the rolls and sprinkle on parmesan cheese.
Cover the dish with aluminum foil and bake for 15 minutes. Remove foil and bake uncovered for 3-5 minutes to brown the top buns.
Remove from oven and cool for 5 minutes. Serve with your favorite side dish! Enjoy!