- Preheat the pressure cooker on the Sauté function for 2 minutes. Brown the pork in the oil. Add the onion, carrots and celery. Cook for 5 minutes. Add the split peas, broth and bay leaf. Season with pepper.
- Cover and select the Bean function. Set the machine to cook for 20 minutes.
- Let the pressure release and remove the lid. Discard the bay leaf and add the ham, if using. Adjust the seasoning. Add more broth for a more liquid soup.