Ingredients

• cooking spray
• 2 pounds frozen beef bones
• 2 carrots , chopped
• 2 stalks celery , chopped
• 1 medium onion , quartered
• 5 cloves garlic , whole
• 6 cups boiling water
• 2 bays leaves
• 1 tablespoon apple cider vinegar
• 1 teaspoon sea salt
• 10 whole black peppercorns

Instructions

1. 1 Gather all ingredients. Preheat the oven to 400 degrees F (200 degrees C). Line a baking sheet with aluminum foil and spray with cooking spray.
2. 2 Place beef bones, carrots, celery, onion, and garlic on the prepared baking sheet.
3. 3 Roast in the preheated oven until browned, about 45 minutes.
4. 4 Scrape roasted bones and vegetables into a multi-functional pressure cooker (such as Instant Pot). Add boiling water, bay leaves, vinegar, sea salt, and peppercorns. Close and lock the lid. Select Manual function according to manufacturer's instructions; set timer for 120 minutes. Allow 10 to 15 minutes for pressure to build.
5. 5 Release pressure using the natural-release method according to manufacturer's instructions, 10 to 40 minutes. Unlock and remove the lid. Remove bones and vegetables and discard. Line a strainer with cheesecloth and set over a large bowl. Pour broth through the strainer and discard solids.
6. 6 Allow broth to cool. Remove and discard the fat layer.

Nutrition per serving