Stir the tahini together before using, then whisk together the oil, tahini, vinegar, lemon juice and honey. Set this aside.
Strip the stems from the kale by holding the thick end of the kale leaf with one hand and stripping off the green parts with the other by sliding your hand down the leaf. (See the picture below.) Discard the thick stems then chop.
Add the kale, chickpeas, apple, walnuts, cranberries, onion and celery to a salad bowl and toss with as much dressing as you'd like.