2 lbs. frozen diced has browns (remove from freezer 1/2 hour before preparation)
1 c. diced onions
1 can cream of chicken soup
1 pt. sour cream
1 stick melted butter
Shredded cheese (Cheddar, or your favorite), as much as you want

Mix all ingredients in a 9 x 13 inch pan. Bake for 1 hour at 350 degrees.