Cook potatoes in salted water, when half done add beans, vinegar, pepper, salt and ... stir in sour cream (do not cook), season. Serves 6. Serve with dark rye bread.
Melt butter in flour, salt, ... onion. Add sour cream, stir constantly, cook until thick. Fold in green beans. Pour into 1 1/2 ... for about 30 minutes.
Saute onions in butter. Add ... well. Add sour cream and heat over low heat until warm and add beans. Pour into shallow baking ... degrees for 15 minutes.