Reuben without cornstarch

2 tablespoons butter or 2 tablespoons margarine 1/2 cup chopped yellow onion 1 tablespoon all-purpose flour 4 cups beef stock or 4 cups broth 1 cup sauerkraut[...]

1/2 large onion , diced 2 celery ribs , diced 1/2 green bell pepper , diced 1/2 red bell pepper , diced 2 tablespoons butter 2 tablespoons flour 1 bay leaf 3[...]

1/2 large onion , diced 2 celery ribs , diced 1/2 green bell pepper , diced 1/2 red bell pepper , diced 2 tablespoons butter 2 tablespoons flour 1 bay leaf 3[...]

2 tablespoons butter or 2 tablespoons margarine 1/2 cup chopped yellow onion 1 tablespoon all-purpose flour 4 cups beef stock or 4 cups broth 1 cup sauerkraut[...]