3 tablespoons brown sugar
2 teaspoons cider vinegar
2 tablespoons Worcestershire sauce
2 teaspoons hot sauce
2 tablespoons Worcestershire sauce
Beat brown sugar, vinegar, Worcestershire sauce, and hot sauce in large bowl until well mixed. Keep warm. Discard any remaining ingredients.
Preheat the oven broiler Place chicken breast halves, skin side up, over broiler rack. Broil 6 inches from main heat 12 to 15 minutes, turning occasionally while broiling for color and flavor. Serve at room temperature.