Instant Pot Mashed Potatoes With Sour Cream and Chives
Updated Sept. 20, 2020

- Total Time
- 20 minutes
- Rating
- Comments
- Read comments
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Ingredients
- 1tablespoon plus 1 teaspoon kosher salt
- 3pounds Yukon Gold potatoes, peeled and cut into 1-inch chunks
- 5tablespoons unsalted butter, at room temperature
- 1cup sour cream, at room temperature
- ¼teaspoon freshly ground black pepper
- 3tablespoons finely chopped fresh chives
- ⅓cup freshly grated Parmesan cheese, or to taste
Preparation
- Step 1
Put 1 cup of warm water and the 1 tablespoon salt in the pressure cooker and stir until the salt dissolves. Insert the steamer basket and place the potatoes in the basket.
- Step 2
Cover, and cook on high pressure for 8 minutes. Release the pressure manually.
- Step 3
Transfer the potatoes to a bowl. Add the butter, sour cream, remaining 1 teaspoon salt, and the pepper and use a potato masher or fork to mash everything together. Add the chives and mix well. Adjust the seasoning to taste, if necessary. Sprinkle with the Parmesan cheese just before serving.
Private Notes
Comments
I just throw about 6-8 medium Yukon Gold potatoes, scrubbed and whole, on top of the trivet with water in the bottom of the pot. 10 minutes at pressure, natural release while I work on the rest of dinner. We sometimes eat these as "baked" potatoes, sometimes I mash them, and sometimes I dice the leftovers and fry in a little butter for breakfast the next day.
Also, if you are At high elevation, Add a few more minutes for Instant Pot recipes. They never mention this in recipes; they assume everyone lives at sea level pressure.
I use russet potatoes, peeled and sliced the short way into 1 inch thick disks. Less work than dicing and same effect. Pressure cook for 10 minutes, quick release. Stick a skewer thru potatoes to make sure they're done (no resistance) then mash. I use a potato ricer and have found that any fat-laden dairy works including half-and-half. A splash of truffle oil doesn't hurt either. Make sure you use enough salt. FWIW I use a stovetop cooker. InstantPot is for wimps.
Why put salt in the steaming water? Does it rise up and salt the potatoes??
I honestly don’t love using my electric pressure cooker for much more than chicken stock and hard-boiled eggs. But using it for this recipe (which I followed to a tee), made for the easiest and tastiest mashed potatoes to go along the meatloaf and sautéed green beans I made for dinner. I’ll definitely keep this recipe in my back pocket!
I’ve made this many times and I’m always super happy with the results. I don’t have a steamer basket, so I just drain the water best I can and mash the potatoes right in the pot. Great!!
