1 tbsp. butter
1 tbsp. flour
1/2 tsp. salt
1/2 tsp. pepper
1/4 c. milk
1/2 tsp. onion
1/2 c. sour cream
2 cans green beans
1 1/2 c. Swiss cheese
1/3 c. cornflake crumbs
2 tbsp. melted butter

In a small pan melt 1 tablespoon butter and blend in flour, salt and pepper; cook until bubbly. Blend in milk. Remove from heat, stir in onion and sour cream. Combine with green beans. Top with flakes and 2 tablespoons melted butter. Bake at 400 degrees for 20 minutes.