Bone Broth Recipe for Gut Health: 48-Hour - Cosi Recipes

Ingredients

• 4 1/2 lbs mixed beef bones (knuckles, patellas, neck bones, and marrow bones)
• 2 large yellow onions, halved with skins on
• 3 large carrots, cut into thirds
• 3 stalks celery, including leaves
• 1 head of garlic, halved crosswise
• 2 tbsp apple cider vinegar
• 2 bay leaves
• 1 tbsp black peppercorns
• 1 bunch fresh parsley
• 6 quarts filtered water