Cook 1 large fryer until tender. Cool and bone. Cube into small pieces. Put in 9x13 inch pan. Reserve 1 cup broth.

Mix 1 can cream of celery soup, 1 can cream of chicken soup, 1 carton sour cream and 2 tablespoons chopped onion. Heat together until warm. Pour over chicken.

Bring 1 stick of butter and 1 cup broth to boil. Dump in complete (8 oz.) box of Stove Top (1-step) dressing. Sprinkle over top of casserole. Bake at 350 degrees for 30 minutes.