Add all ingredients to a crockpot over low heat.
Turn the crockpot on high for 1 hour.
After 1 hour turn the crockpot to low and simmer for 24-48 hours.
When the broth is ready, take the bones out and strain the liquid into a bowl.
Discard the bones or use them for 1 more broth batch.
Season the broth with salt and pepper to taste.
Broth can be frozen in smaller quantities or store in glass jars in the refrigerator for 1-2 weeks.