Step 1

Turn pressure cooker to "saute" and add the oil to the pot. Once hot, add the carrots, celery, and onion and cook, stirring often, for 5 minutes.

Step 2

Rinse and sort through the beans. Add to the pressure cooker along with the chicken stock. Set the seasoning packet aside for later.

Step 3

Turn the pressure cooker off. Put on the lid and set the vent to "sealing." Set the pressure cooker to "high pressure" for 40 minutes.

Step 4

Once the soup has reached pressure and cooked for 40 minutes, allow the pressure to release naturally - about 20 minutes.

Step 5

Remove the lid carefully and stir in the seasoning packet, ham, black pepper, red pepper flakes. Taste and add salt if needed.

Step 6

Stir well and let set for 5 minutes to allow the ham to heat through.

Step 7

Serve hot. Sprinkle with fresh parsley as desired.