The aroma of orange pleasantly enhances the taste of this soup.
Put the onion, carrots and broth in the inner pot of the Instant Pot.
Zest the orange with a fine grater and reserve.
Squeeze the juice from the orange and add to the vegetables.
Secure lid with the pressure release button in the activated position. Select "soup, pressure cook or manual", set 15 minutes to "high" with "keep warm to off". Press on start. (The appliance will take about 10 minutes before starting to cook).
When the end of cooking alarm sounds, let stand 10 minutes and release the pressure.
Add the zest and puree the soup using an immersion blender or a blender.
Incorporate the cream, salt and pepper. If necessary, adjust the seasoning.