1. Preheat oven to 350 degrees F (175 degrees C).
2. In a large bowl combine the chicken, soup, milk, cheese, broccoli, green onion, basil and pepper.
3. Mix well and spread mixture into a lightly greased 9x13 inch baking dish.
4. Bake at 350 degrees F (175 degrees C) for 50 minutes, until bubbly.