1 lb. hamburger
1/4 c. chopped onion
8 oz. grated cheddar cheese
1 can green beans, drained
1 can mushroom soup
Tater tots (enough to cover)

Mix together browned and drained hamburger, onion, cheese, green beans and mushroom soup. Pour into casserole dish. Cover with tater tots. Bake at 375 degrees for 40 to 45 minutes.