Place hash brown patties in a greased 11-in. x 7-in. baking pan. Spread each with butter; top with corned beef. In a bowl, combine the sauerkraut, brown sugar and applesauce; spoon over the corned beef.
Top with salad dressing and Swiss cheese. Bake, uncovered, at 400° for 15-20 minutes or until heated through. Yield: 2 servings.