Beef Bone Broth - Penguin Books Australia

Ingredients

• 4 qt (4 litres) spring or filtered water
• ½ cup apple cider vinegar
• 1 (3 or 4-lb; 1.5 – 2 kg) beef knuckle and marrow bones
• 2 lb (1kg) meaty bones such as oxtail or short ribs
• 2 medium stalks celery, chopped into thirds
• 2 large carrots, peeled and coarsely chopped
• 2 medium yellow onions, cut into quarters
• Unrefined sea salt (no additives)