Blueberries are flooded with cold water and cook until soft. A decoction is poured rubbing sore and blueberries through a sieve. The resulting puree diluted with decoction of boiling, add the wine, sugar and cinnamon and boil for a few minutes. Add fuzzy in a little cold water starch and again the sauce boil, stirring continuously. Serve to roast turkey, chicken, chicken and game birds.