Prepare the Sauce:In a medium bowl, whisk together the honey, Dijon mustard, whole grain mustard, chicken broth, apple cider vinegar, garlic powder, onion powder, paprika, salt, and pepper.
Arrange the Chicken:Place the chicken breasts in the slow cooker in an even layer.
Add the Sauce:Pour the honey mustard sauce over the chicken, ensuring all the pieces are well-coated.
Cook:Cover the slow cooker and cook on low for 4-5 hours or on high for 2-3 hours, until the chicken is cooked through and tender.
Thicken the Sauce:In a small bowl, mix the cornstarch and water to create a slurry. Stir the slurry into the slow cooker during the last 30 minutes of cooking to thicken the sauce.
Serve:Once the chicken is done, serve it hot with the thickened honey mustard sauce spooned over the top.Garnish with chopped fresh parsley if desired.
Notes
Garnishing Tips
Garnish with freshly chopped parsley or a drizzle of extra honey before serving to add a pop of color and extra flavor.