Place all ingredients (except salt) into a slow cooker.
1 –2 kg, 2–4 lbs organic chicken frames, beef bones, or a mix (grass-fed preferred), 2 tablespoons apple cider vinegar, 1 large onion, 2 carrots, 2 celery stalks, 1 bay leaf, 3 –5 peppercorns, 2 –3 cloves garlic, Small bunch of parsley or thyme