31 Ounce, heated and drained (2 Cans, 15 1/2 Ounce)
All purpose flour
Commercial sour cream
1 Cup (16 tbs)
Shredded swiss cheese
4 Ounce (1 Cup)
Melt butter in saucepan; stir in flour, salt, pepper, sugar, and onion.
Add sour cream gradually and cook, stirring constantly, until thickened.
Add green beans.
Pour bean mixture into a greased 1 1/2-quart casserole.
Sprinkle with cheese.
Place casserole under broiler for 5 minutes or until cheese is melted.