Brown flour soup (braune mehlsuppe) is a thick, hearty soup made with brown flour, potatoes, carrots, celery, and onions. It is typically flavored with bacon, salt, and pepper, and served with bread on the side.
Melt the butter and stir in flour, add the stock slowly to prevent lumping.
When well-blended, add seasonings to taste.
Cover pot and cook slowly for 2hours.
When serving, sprinkle each bowlful with grated cheese.