1Heat oven to 350°F. In small bowl, mix all dressing ingredients until well blended. Refrigerate until serving time.
2In shallow roasting pan, place pork on rack. Sprinkle with salt and pepper. Insert meat thermometer so tip is in thickest part of pork.
3Bake uncovered 30 to 40 minutes or until thermometer reads 160°F (medium doneness) and pork has slight blush of pink in center. Cool pork; cut into slices.
4Arrange salad greens, bell pepper, mushrooms and peas on large serving plate. Top with pork. Serve with dressing.