3 tbsp. melted butter
2 tbsp. flour
1 tsp. salt
1/4 tsp. pepper
1 tsp. sugar
1/2 tsp. grated onion
1 c. sour cream
1/2 c. grated cheddar cheese
2 cans or boxes frozen (cooked) green beans
Bread crumbs

Mix all ingredients together. Put into 1 1/2 quart casserole and top with buttered bread crumbs and heat until hot, 350 degrees for 30 minutes.