Preheat your oven to 375°F (190°C).
In a bowl, mix honey, Dijon mustard, olive oil, apple cider vinegar, salt, and pepper.
Place chicken breasts in a baking dish.
Pour the honey mustard mixture over the chicken, ensuring they are well coated.
Bake in the preheated oven for 20 minutes or until the chicken is cooked through.
Occasionally baste the chicken with the sauce for extra flavor.
Remove chicken from the oven and let it rest for 5 minutes.
Garnish with fresh herbs if desired.
Serve with your choice of sides.
Enjoy your delicious honey mustard chicken!