In a large zipper-topped plastic bag, combine chicken with allspice, garlic, salt and pepper; seal bag and shake well to coat chicken. Place chicken in a crock cooker; add onion, apricots and raisins. In a small bowl, whisk together honey, vinegar and broth; add to the crock cooker. Cover and cook on LOW for 6 to 8 hours or until chicken is tender and cooked through. In a cup, combine cornstarch and water; stir into crock cooker. Cover and cook for 5 minutes or until sauce thickens.