Jackie Kennedy's Royal Beef Tenderloin

Total Time: 1 hr 5 mins Preparation Time: 20 mins Cook Time: 45 mins

Ingredients

• Servings: 8
• 1 cup soy sauce
• 2/3 cup vegetable oil
• 3 tablespoons brown sugar
• 2 tablespoons dijon mustard
• 1 tablespoon vinegar
• 1 teaspoon garlic powder
• 1 green onion, chopped
• 5 lbs beef tenderloin
• 1/2 cup butter
• 1 (8 ounce) package cream cheese
• 1/4 cup mayonnaise
• 1/4 cup prepared horseradish, drained

Recipe

• 1 combine the first seven ingredients in a large zip lock bag, shake well, then add the tenderloin.
• 2 marinate the tenderloin in the refrigerator for 8 hours, turning occasionally.
• 3 remove the tenderloin from the bag and put the marinade in a saucepan.
• 4 bring to a boil (reduce) and set aside.
• 5 place the tenderloin in a roasting pan.
• 6 bake at 400 degrees for 45-55 minutes.
• 7 baste occasionally with marinade.
• 8 in the last minute or so cover the tenderloin with the marinade and let baste on.
• 9 remove from oven and let stand for 10 minutes before slicing and serving.
• 10 while the tenderloin is cooking, prepare the royal butter by combining all of the ingredients and beating at medium speed until well blended.
• 11 serve at room temperature.
• 12 makes 2 cups.
• 13 you may want to adjust this recipe for the size of the tenderloin you are preparing.
• 14 top each serving of tenderloin with the royal butter and enjoy!