The Best Crockpot Mashed Potatoes

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Creamy, buttery mashed potatoes that practically make themselves in the slow cooker? Yes, please. These crockpot mashed potatoes come out unbelievably smooth and rich, with that cozy, homemade flavor everyone fights over at the table.

By letting the potatoes simmer low and slow, you unlock deep potato flavor without babysitting a boiling pot on the stove. The crockpot keeps them warm for hours, so they’re a stress-free side dish for busy weeknights, Sunday dinners, and holiday feasts.

Why You’ll Love The Best Crockpot Mashed Potatoes

Crockpot mashed potatoes save you time, dishes, and oven space while still tasting like you whipped them right before serving. Everything cooks in one pot, then you mash and stir in the creamy goodness at the end.

They’re also incredibly forgiving. The slow cooker keeps them silky and warm, so whether dinner is right on time or running late, your potatoes will still taste perfect. You can easily scale the recipe up for a crowd or down for a small family dinner.

What Makes Crockpot Mashed Potatoes Different From Regular Mashed Potatoes?

Traditional mashed potatoes are usually boiled on the stovetop, which means you’re watching for boil-overs, checking doneness, and timing them around everything else in the oven.

With crockpot mashed potatoes, the slow cooker does the work for you. The potatoes cook in flavorful broth and butter, soaking in all that richness. Then you mash them right in the crock, add your dairy, and flip the setting to warm. No draining a heavy pot, no last-minute juggling of burners, and no cold potatoes by the time everyone sits down.

Ingredients

These simple ingredients work together to make ultra-creamy mashed potatoes with rich, comforting flavor. Here’s what each one brings to the crockpot.

• Russet potatoes – High starch content gives you fluffy, smooth mashed potatoes that mash beautifully without becoming gluey.
• Low-sodium chicken or vegetable broth – Adds savory flavor and moisture as the potatoes cook, so you don’t rely on dairy alone for creaminess.
• Unsalted butter – Melts into the potatoes for rich, buttery flavor and a velvety mouthfeel.
• Cream cheese – Adds tang and extra creaminess, helping the potatoes stay luscious even as they sit on warm.
• Sour cream – Brings a subtle tang and silky texture that keeps the potatoes from tasting flat.
• Milk or heavy cream – Loosens the mash to your preferred consistency and adds a final layer of richness.
• Garlic powder – Infuses gentle garlicky flavor without the sharp bite of raw garlic.
• Onion powder – Rounds out the flavor and gives the potatoes a savory depth.
• Kosher salt – Enhances all the flavors and keeps the potatoes from tasting bland.
• Black pepper – Adds warmth and a mild kick that balances the creaminess.
• Chopped fresh chives or green onions – Brightens the dish with fresh, mild onion flavor and a pop of color on top.
• Extra butter for serving – Creates that irresistible glossy pool of butter in the center of the bowl.

How To Make The Best Crockpot Mashed Potatoes

The slow cooker takes most of the work out of this recipe. You’ll just prep the potatoes, let them cook until tender, then mash and stir in the dairy right before serving.

Step 1: Prep the potatoes

Peel the potatoes and cut them into evenly sized chunks so they cook at the same rate. Rinse briefly in cool water to remove excess surface starch, which helps keep the finished mash fluffy.

Step 2: Load up the crockpot

Add the potato chunks to the slow cooker, then pour in the broth. Dot the top with butter and sprinkle with salt, garlic powder, and onion powder. Cover with the lid.

Step 3: Let the potatoes cook until tender

Cook on high until the potatoes are very tender and easily pierced with a fork. You can also cook on low if you want them to simmer gently while you’re out for the day. Avoid lifting the lid too often so the heat stays consistent.

Step 4: Mash right in the crock

Once the potatoes are soft, turn the slow cooker to warm or low. Use a potato masher to mash them directly in the crockpot, keeping a few small rustic bits if you like extra texture.

Step 5: Add the creamy goodness

Stir in the cream cheese and sour cream until completely melted and smooth. Add the milk or cream a little at a time until the potatoes reach your ideal consistency—thick and fluffy or a bit looser and silkier.

Step 6: Taste, garnish, and keep warm

Taste and adjust with more salt and pepper if needed. Swirl the top, add a pat or two of butter, and sprinkle with chopped chives or green onions. Leave the slow cooker on warm with the lid slightly ajar so condensation doesn’t drip back into the potatoes.

How To Serve Crockpot Mashed Potatoes

These crockpot mashed potatoes are the ultimate side dish for roasted turkey, chicken, beef, or pork, and they’re equally at home next to meatloaf, gravy-smothered Salisbury steak, or a simple pan of crispy chicken.

This recipe comfortably serves about 8 people as a side dish, or up to 10 if you’re serving lots of other sides. For a holiday spread, plan on a generous scoop per person, plus a little extra because people always go back for seconds.

For serving, drizzle the top with melted butter, sprinkle on fresh chives, and add a light dusting of paprika if you love that classic steakhouse look.

How To Store and Reheat Crockpot Mashed Potatoes

Leftover mashed potatoes store beautifully, which makes this recipe perfect for meal prep and holidays.

Allow the potatoes to cool to room temperature, then transfer them to an airtight container. Refrigerate for up to 3–4 days. The potatoes will thicken as they chill because the butter and dairy firm up.

To reheat on the stovetop, place the potatoes in a saucepan over low heat with a splash of milk or broth. Stir frequently until warmed through and creamy again. Add a bit more butter if they seem dry.

To reheat in the microwave, warm the potatoes in short bursts, stirring between each round and adding small splashes of milk as needed.

You can also freeze mashed potatoes. Scoop them into freezer-safe containers or bags, pressing out excess air, and freeze for up to 2 months. Thaw overnight in the fridge, then reheat gently with extra liquid and butter to bring back that silky texture.

Frequently Asked Questions

Can I make these crockpot mashed potatoes ahead of time?

Yes, crockpot mashed potatoes are ideal for making ahead. You can cook and mash them completely a day in advance, store them in the fridge, and then reheat them in the slow cooker on warm with an extra splash of milk or cream, stirring occasionally until heated through.

What kind of potatoes work best for crockpot mashed potatoes?

Starchy potatoes like russets give you the fluffiest, smoothest texture, which is why they’re the top choice for this recipe. Yukon Gold potatoes also work well if you prefer a naturally buttery flavor and slightly denser, ultra-creamy mash.

Can I leave the potato skins on?

Absolutely. Leaving the skins on adds texture and a rustic look, plus extra fiber and nutrients. Just scrub the potatoes well and cut away any rough spots before adding them to the crockpot.

How do I keep crockpot mashed potatoes from getting gummy?

Avoid overworking the potatoes once they’re cooked. Mash them gently with a potato masher instead of using a blender or food processor, which can quickly turn them gluey. Rinsing the cut potatoes briefly before cooking also removes some surface starch that can contribute to gumminess.

How can I add more flavor to these mashed potatoes?

Use broth instead of water, and don’t be shy with the salt and butter. You can also stir in roasted garlic, grated Parmesan, shredded cheddar, or even a spoonful of prepared horseradish for a fun twist. Fresh herbs like chives, parsley, or thyme are an easy way to brighten the flavor right before serving.

Want More Potato Side Dish Ideas?

If these crockpot mashed potatoes disappear fast at your table, you’ll love adding a few more comforting potato sides to your menu:

• Try ultra-cheesy, baked layers of potatoes in this rich garlic potato gratin for a special occasion side.
• For a crispy skillet option, make crispy garlic skillet potatoes that are golden on the edges and tender in the middle.
• Craving a sweeter twist? Whip up best mashed sweet potatoes for a buttery, slightly sweet side that pairs perfectly with holiday mains.
• When you want something snackable and fun, serve parmesan garlic potato wedges with your favorite dipping sauce.

Save This Pin For Later

📌 Save these Best Crockpot Mashed Potatoes to your favorite side dish or holiday board on Pinterest so you can come back to them any time.

Make them once and tweak them to your family’s taste—extra garlic, more butter, a sprinkle of cheese on top—then jot your version down so it becomes your signature side.

If you are always hunting for new dinner inspirations and cozy comfort food, you can find even more recipes and ideas on my Pinterest at Life With Livia.

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