In a small bowl, combine the olive oil, balsamic vinegar, honey, garlic powder, Dijon mustard, and black pepper. Mix until well combined.
Place the chicken thighs in a large resealable plastic bag or container and pour the marinade over them. Refrigerate for at least 30 minutes.
Preheat the oven to 375 degrees F. Grease a baking sheet with cooking spray or line with foil.
Remove the chicken from the marinade and place on the prepared baking sheet. Bake for 25-30 minutes, or until the chicken is cooked through and the juices run clear.
Serve warm with your favorite side dishes.
Interesting Facts
This recipe is a great way to use up leftover chicken.
The marinade can also be used on pork or beef.
The marinade can be stored in the refrigerator for up to one week.