Step 1

Place potatoes and carrots in pressure cooker. Add in stock, vinegar salt, pepper, garlic and onion powder.

Step 2

Place lid on Instant Pot and be sure vent knob is pushed towards sealed.

Step 3

Set cook time for 10 minutes on high pressure.

Step 4

Once cook time has elapsed, let pressure release naturally for 10-15 minutes. Then do a quick release of pressure.

Step 5

While the Instant Pot Potato Soup cooks, whisk together milk and cornstarch until very well combined.

Step 6

Turn Instant Pot "Off" then hit "Saute." Add in milk mixture and whisk into the soup to combine.

Step 7

Let potato soup come to boil, whisking occasionally, while soup thickens--this takes about 5 minutes.

Step 8

Serve potato soup with cheese, bacon, chives, etc.