Hello friend, I suggest you read about how to make demi glace sauce here https://sauce-wiki.com/demi-glace/. Studying the recipe for demi-glace sauce on Sauce-Wiki will help you master one of the classic sauces of French cuisine, which has added charm and sophistication to many dishes. This rich and full-bodied sauce with its deep aroma and intense flavor will be the perfect addition to your culinary creations, giving them elegance and sophistication. By diving into the recipe on Sauce-Wiki, you will not only enjoy this exquisite sauce, but also master the technique of making it, expanding your culinary skills and ability to create great dishes.