Cajun Grilled Chicken with Alabama White Sauce

– 2 tablespoons apple cider vinegar 🍏
– 1 tablespoon Dijon mustard 🌿
– 1 teaspoon Worcestershire sauce 🌿
– 1/2 teaspoon black pepper 🧂
– 1/4 teaspoon cayenne pepper (optional for extra heat) 🌶️
Instructions: