Swiss Green Beans

5 tablespoons butter, melted

2 tablespoons all-purpose flour

2 teaspoons grated onion

1 teaspoon white sugar

1 teaspoon salt

¼ teaspoon ground black pepper, or to taste

1 cup sour cream

8 ounces Swiss cheese, grated

2 (15 ounce) cans cut green beans, drained

1 cup cornflakes cereal crumbs

Preheat oven to 400 degrees F (200 degrees C).

In a 3 quart saucepan combine 2 tablespoons melted butter, flour, onion, sugar, salt, pepper, sour cream and 4 ounces of the cheese. Cook over low heat and stir constantly until thickened. Fold in green beans. Pour into a 2 quart casserole dish and sprinkle the rest of the cheese on top.

In a small bowl combine cereal crumbs and melted butter; sprinkle over beans.

Bake in preheated oven for 20 minutes.