Line a baking sheet with foil (not parchment paper) and lightly spray with cooking spray. Set aside.
In a medium bowl, whisk together the Chicken Rub Ingredients and evenly rub all over chicken. Place chicken on prepared baking sheet.
Move oven rack to top position and broil chicken for 6 minutes on each side (12 minutes total).
Meanwhile, in a small bowl, whisk together the Honey Dijon Sauce ingredients.
Remove chicken from oven and brush top side with Honey Dijon Sauce; broil 1-2 minutes or until chicken is cooked through.
Brush individual servings with remaining Honey Dijon Sauce as desired.