1 lb. knockwurst or fresh frankfurters
1 tbsp. butter
1 tbsp. all-purpose flour
3/4 c. red wine
1 tbsp. dry mustard
1/2 tsp. sugar
1/2 tsp. caraway seeds

Cook knockwurst or frankfurters either by boiling or baking in a pan with butter for about 1 hour or until done.

In a small saucepan, heat butter until lightly browned. Add flour and wine, stirring until well blended. Stir in mustard, sugar, and caraway seeds. Heat until sauce thickens. Pour over cooked knockwurst.