This rich, silky, red wine mushroom sauce recipe with fresh herbs and shallots is perfect for steak, filet mignon, roast beef dinners, pork chops and even lamb! A decadent sauce that can easily be made a whole day ahead of a dinner party so you don’t have to whip up a gravy while slicing meats and baking sides. Simply make ahead, heat it up for 5 minutes and serve!