2-3lbsBones (chicken, beef, lamb, goat, or pig)Ideally with some meat, cartilage, and marrow
1tbspApple Cider Vinegar
OptionalVegetables (carrots, celery, onion)Add in the last few hours of cooking
OptionalHerbsAdd in the last few hours of cooking
Instructions
Place bones in a large stockpot or slow cooker.
Cover bones with water.
Add apple cider vinegar.
Bring to a boil, then reduce heat and simmer for at least 12 hours (or up to 24 hours for maximum collagen extraction). For slow cooker, cook on low for 12-24 hours.
If using vegetables and herbs, add them during the last few hours of cooking.
Strain the broth through a fine-mesh sieve or cheesecloth.