1 can cream of chicken soup
1 (32 oz.) bag frozen hash browns
2 c. cubed Velveeta cheese
1 pt. sour cream
1 sm. onion
2 c. Mozzarella cheese

Mix together, then place in 9x13 inch pan. Melt 1 stick of butter; stir in with corn flakes. Put on top of potatoes. Bake at 350 degrees for 45-60 minutes.