Prepare Chicken: Place chicken breasts in the crockpot.
Make Sauce: In a bowl, whisk together honey, Dijon mustard, olive oil, apple cider vinegar, garlic powder, salt, and pepper.
Pour Over Chicken: Pour the sauce mixture over the chicken in the crockpot.
Cook: Cover and cook on low for 4-6 hours, until chicken is tender.
Serve: Shred chicken with two forks and mix with the sauce. Garnish with fresh parsley.
Enjoy: Serve over rice, with mashed potatoes, or in a salad.