Pork Tenderloin w/ pan sauce

This was good. My family ate the whole thing!

1/2 c olive oil
1/3 c soy sauce
1/4 c red wine vinegar
juice of 1 lemon
1-2 Tbsp Worcestershire sauce
1-2 Tbsp fresh parsley, finely chopped
2 tsp dry mustard
pepper, to taste
4 cloves garlic, minced
1-1 lb pork tenderloin

Combine all marinade ingredients and reserve 2-3 Tbsp. Place the pork and marinade in a ziplock bag, marinate for 3-4 hours.

Preheat oven to 350 degrees. In a hot skillet sear each side for 2-3 min. Place in the oven and cook for 30-40 min or until the meat has reached 160 degrees. Let rest for at least 5 min before slicing.

Pan Sauce:
Pan scrapings from the pork
1/2 c. chicken broth
2-3 Tbsp reserved pork marinade
1-2 tsp butter

Place skillet back on stove over med heat. Add chicken broth and scrape all the browned pieces. Add the marinade and let it boil down for 2-3 min. Add butter and remove from heat, stirring until butter has melted. Pour over the pork.