Ingredients for - Pork Tenderloin with Mustard Sauce

1. Red wine ⅓ cup
2. Soy sauce ⅓ cup
3. Light brown sugar 2 tablespoons
4. Pork tenderloin 2 pounds
5. Mayonnaise ⅓ cup
6. Sour cream ⅓ cup
7. Mustard powder 1 ½ tablespoons
8. Minced fresh chives (Optional) 1 tablespoon

How to cook deliciously - Pork Tenderloin with Mustard Sauce

1 . Stage

Combine wine, soy sauce, and brown sugar in a large resealable plastic bag. Place tenderloin in bag, and refrigerate overnight, or at least 8 hours.

2 . Stage

In a small bowl, combine mayonnaise, sour cream, mustard powder; mix well. Mix in minced chives if you wish. Chill until ready to serve.

3 . Stage

Preheat oven to 325 degrees F (165 degrees C). Place meat and marinade in a shallow baking dish, and roast for 1 hour, basting occasionally. Temperature of meat should register 145 degrees F (63 degrees C). Let rest for a few minutes, then cut into 1/2 inch thick slices. Serve with mustard sauce.