Mashed Potato Casserole

2 cups mashed potatoes

8 oz. Pkg. Cream cheese

½ small onion, finely chopped

2 eggs, beaten

1 Tbsp. flour

¼ tsp. salt

1/8 tsp. pepper

3 oz. Crushed onion rings

Beat all ingredients except onion rings for 2 to 3 minutes at medium speed.  Pour into greased casserole dish.  Top with crushed onion rings.  Bake at 300 degrees for about 35 minutes.