Melt 1/2 cup butter in ... pan. Mix together soup, milk, onion and sour ... tablespoons of melted butter. Bake at 350 degrees for 45 minutes to 1 hour.
In a large covered saucepan, ... salt, onion, beets, potato, carrot and celery; cover ... slowly add to soup. Stir in remaining ingredients ... and croutons. Serves 6.