1Heat oven to 375°F. Spray rack in shallow roasting pan with cooking spray.
2Gently loosen skin from chicken with fingers. In small bowl, mix remaining ingredients. Spread butter mixture between chicken breast meat and skin; cover breast with skin. Place chicken, skin side up, on rack in pan.
3Bake uncovered 50 to 60 minutes or until juice of chicken is clear when thickest part is cut to bone (170°F).