01 - Preheat oven to 375°F. Lightly grease a medium casserole dish.
02 - In a large bowl, combine cooked chicken, softened cream cheese, half the mozzarella, half the Parmesan, Italian herbs, garlic powder, salt, and pepper.
03 - Spread the chicken mixture evenly in the prepared casserole dish.
04 - Pour the marinara sauce over the chicken layer, spreading gently to cover.
05 - Sprinkle the remaining mozzarella and Parmesan evenly over the top.
06 - If using, scatter crushed pork rinds over the cheese for extra crunch.
07 - Bake for 25–30 minutes until the casserole is bubbling and the cheese is golden brown.
08 - Let cool for 5 minutes, garnish with fresh basil, and serve hot.