Preheat oven to 350'. Brown pork chops and sprinkle with seasoning salt, set aside. Combine soup, milk, sour cream, pepper, and 1/2 teaspoon of seasoning salt in a large mixing bowl. Stir in hash browns, 1/2 cup cheese, and 1/2 cup french fried onions. Spoon mixture into 13x9 baking dish. Arrange pork chops over mixture. Bake covered at 350' for 40 minutes to 1 hour. Top with remaining cheese and french fried onions. Bake for an additional 10 minutes uncovered.