Beef Tenderloin

By Patlynn

Beef

Ingredients

• 2 cups white wine
• 2 cups vinegar
• 1 10 oz bottle heinz 57 steak sauce
• 1 (3 1/2 - 5 pound beef tenderloin
• 1 large white onion sliced
• 1/2 cup unsalted butter at room temp
• Lawreys seasoned pepper
• McCprmicks season-all

Preparation

Step 1

Pour the wine, vinegar and Heinz 57 into a large bowl and mix well. Place the tenderloin in a large ziplock bag and pour wine mixture over it. Add the onions and seal the bag. Place in fridge for 48 hours to marinate.
Remove tenderloin from the bag and pat dry and place in a roasting pan. rub the tenderloin with the butter and coat with seasoned pepper and season all. Cover, place in the refrigerator for 4 more hours.
Prehat the oven to 450F. Roast the meat uncovered for 30-40 minutes. Using a meat thermometer, to determine doness, cook the meat to 120-130 degrees for rare and 130-140 for medium-rare 140-155 Medium well and 150-160 for well done.
Let stand at room temperature for 45 minutes before slicing and serving.