Beef Tenderloin with Marsala without jalapeno splenda cremini mushroom spice

1/2 cup butter, unsalted softened 1/2 cup gorgonzola cheese or other blue cheese crumbled * 3 tablespoons thyme leaves fresh minced * 2 tablespoons rosemary[...]

3 teaspoons butter plus 3 tablespoons butter melted 2 ounces pancetta italian, drycured unsmoked, or 2 oz bacon * 1 each onion thinly 2 1/4 pounds beef, filet[...]