Preheat the oven to 425 degrees F. Line an 8 inch baking pan with aluminum foil and coat with cooking spray.
Place the salmon, skin side up, in prepared pan. Bake, uncovered, 15 minutes or until salmon is just opaque.
Heat maple syrup, mustard, vinegar, and lemon juice in microwave for 20 seconds to liquefy. In a small bowl combine remaining ingredients except butter.
Pour maple mixture over salmon. Top salmon with 1/3 cup butter. Bake, uncovered, for 2 minutes.
Serving Suggestions: Serve with cooked rice or quinoa. Or, try serving it with Mushroom Spinach Couscous or Lemon Dill Rice-Orzo.