Hash Brown-Pork Chop Casserole

6 pork chops
Salt and pepper
1 can cream of celery soup
1/2 cup milk
1/2 cup sour cream
1 cup shredded cheese
1 (2 pound) package hash brown potatoes
1 can fried onion rings

Brown chops with salt and pepper. Combine soup, milk and sour cream. Stir in potatoes and 1/2 of shredded cheese and 1/2 of onion rings. Pour into a casserole dish; put chops on top. Bake at 350 degrees F for 40 minutes, covered. Top with remaining cheese and onion rings. Bake, uncovered, for 5 minutes.