3 steaks port red mushroom sauce Recipes

sliced shiitake mushroom caps (about 3 1/2 oz), all-purpose flour, port wine or 1/3 cup other sweet red wine, minced shallot, balsamic vinegar, beef broth, worcestershire sauce, tomato paste, dried rosemary, dijon mustard, beef tenderloin steaks (about 1 inch thick ), black peppercorns, crushed, kosher salt

olive oil, beef , eye fillet (kept as a whole not cut into individual steaks), butter, onion, finely chopped, garlic cloves, crushed, sliced mushrooms, dry red wine, green peppercorns, beef stock powder (i use quite a dense stock so adjust for what you use and personal taste), red currant jelly, port wine, butter, extra