Easy Crockpot Mashed Potato Recipe: Creamy Slow Cooker Recipe

Crockpot Mashed Potato Recipe

I started making my Crockpot Mashed Potato Recipe a few Thanksgivings ago, and I’ve never looked back since. I was tired of juggling a boiling pot of potatoes while trying to finish the rest of the meal, so I decided to let my slow cooker do the heavy lifting instead. 

The first time I lifted that lid and found soft, buttery potatoes ready to mash, I honestly couldn’t believe how little effort it took. Now this is the only way I make mashed potatoes for holidays, Sunday dinners, or just a cozy weeknight.

If you’ve been searching for a fuss-free side dish that practically makes itself, I think you’re going to love this one as much as I do.

Crockpot Mashed Potato Recipe

Cooking Time

  • Prep Time: 15 minutes
  • Cooking Time: 4-5 hours (high) or 7-8 hours (low)
  • Total Time: 4 hours 15 minutes to 8 hours 15 minutes

Ingredients

  • 5 pounds russet potatoes, peeled and cubed – russets have the right starch content for fluffy, light potatoes instead of a gummy texture.
  • 1/2 cup unsalted butter, cubed – adds richness, and using unsalted lets you control the saltiness yourself.
  • 2 cups chicken broth – this is what cooks the potatoes low and slow while infusing extra flavor as they soften.
  • 8 ounces cream cheese, softened and cubed – this is the secret to that ultra-creamy, almost whipped texture.
  • 1/2 cup sour cream – adds a slight tang and extra creaminess, similar to how crockpot mashed potatoes with sour cream are made.
  • 1/2 cup whole milk, warmed – helps loosen the texture to your desired consistency; add more if needed.
  • 2 teaspoons garlic powder – gives a subtle savory background flavor without overpowering the potatoes.
  • 1 1/2 teaspoons salt – season gradually and taste as you go since broth already carries some salt.
  • 1/2 teaspoon black pepper – a basic finishing touch that balances the richness of the butter and cream cheese.
  • Fresh chives or parsley, chopped (optional) – use fresh herbs rather than dried for the best color and bright flavor on top.

Note: This recipe serves 8-10 people as a side dish.

Equipment You Need

  • 6-quart slow cooker – large enough to hold all the potatoes and let them cook evenly.
  • Sharp knife – for peeling and cubing the potatoes into even pieces.
  • Cutting board – gives you a stable, clean surface for prep work.
  • Potato masher – breaks the cooked potatoes down to a smooth, chunky-free texture.
  • Measuring cups and spoons – keeps your broth, dairy, and seasoning amounts accurate.
  • Rubber spatula or large spoon – useful for folding in the cream cheese and sour cream evenly.
Crockpot Mashed Potato Recipe

How to Make a Crockpot Mashed Potatoes Recipe?

This recipe really couldn’t be simpler, and that’s exactly why I keep coming back to it. You basically load everything into the slow cooker, let it do its thing, then mash it all together at the end. Here’s exactly how I walk through it every time.

Step 1: Prep the Potatoes

I start by peeling my russet potatoes and cutting them into roughly even 1 to 1.5-inch cubes. Keeping the sizes consistent matters here, since uneven pieces cook unevenly and you’ll end up with some chunks still firm while others turn mushy. I give them a quick rinse to remove excess starch before they go in.

Step 2: Layer Everything in the Crockpot

Next, I place the cubed potatoes straight into my 6-quart slow cooker and pour the chicken broth right over the top. I scatter half of the cubed butter around the potatoes at this stage so it melts in slowly as everything cooks. This base is really what builds the flavor foundation for the whole dish.

Step 3: Cook Low and Slow

I cover the crockpot and set it to high for 4 to 5 hours, or low for 7 to 8 hours if I’m planning ahead. You’ll know the potatoes are ready when a fork slides through them with almost no resistance. I usually give mine a gentle stir around the halfway mark just to help things cook evenly.

Step 4: Mash the Potatoes

Once the potatoes are fork-tender, I don’t drain them since the remaining broth adds flavor and moisture. I take my potato masher right into the crockpot and mash everything to my preferred consistency, leaving a few small chunks for texture since I like it a little rustic.

Step 5: Add the Creamy Ingredients

This is where the magic happens. I fold in the softened cream cheese, sour cream, remaining butter, garlic powder, salt, and pepper directly into the warm potatoes. The residual heat melts everything together beautifully, and I stir until it’s smooth and glossy.

Step 6: Adjust and Finish

If the mixture feels too thick, I slowly pour in the warm milk a little at a time until it reaches the consistency I want. I give it one final taste test and adjust the salt and pepper if needed before switching the crockpot to the warm setting for serving.

Additional Tips for Making This Recipe Better

I’ve made this dish more times than I can count, and these are the little things that have made a real difference for me.

  • I always cut my potatoes into similar-sized pieces so they finish cooking at the same time.
  • I let my cream cheese sit out for about 30 minutes before adding it so it blends in smoothly instead of leaving lumps.
  • I keep my slow cooker on warm for serving since mashed potatoes firm up fast once they cool.
  • I taste as I go rather than dumping all the salt in at once, since the broth already adds some seasoning.
  • I save a splash of the warm milk for last so I can control the final texture better.

Common Mistakes to Avoid

I’ve made a few of these mistakes myself over the years, so I like sharing them so you can skip the learning curve.

  • I used to cut my potato pieces way too big, and they took forever to soften evenly.
  • I once added cold cream cheese straight from the fridge, and it left little white lumps throughout.
  • I made the mistake of over-mashing with a hand mixer once, which turned my potatoes gummy and gluey instead of fluffy.
  • I forgot to stir halfway through cooking one time, and the potatoes on the bottom cooked faster than the ones on top.
  • I added all the milk at once before tasting, which made my potatoes too thin to fix easily.

How to Serve Crockpot Mashed Potatoes?

I love piling these into a wide, shallow serving bowl so you can really see that creamy texture. A pat of melted butter sliding down the center always makes it look extra inviting, and I usually finish it off with a sprinkle of fresh chives or parsley for a pop of color. 

These potatoes pair beautifully with roasted or grilled chicken dishes, and if you’re hosting a bigger spread, they work wonderfully alongside other comforting sides. For a true KFC-style meal at home, I like to serve mine next to this Secret Recipe Fried Chicken, since the creamy potatoes balance out the crispy, savory chicken so well.

Crockpot Mashed Potato Recipe

Variations

  • Dairy-free version: swap the cream cheese and sour cream for dairy-free alternatives and use vegetable broth instead of chicken broth.
  • Lighter version: use Greek yogurt instead of sour cream for a lighter tang with less fat.
  • Without cream cheese: if you’re after crockpot mashed potatoes without cream cheese, simply increase the butter and milk slightly for similar creaminess.
  • Loaded style: top with shredded cheddar, crumbled bacon, and extra chives, similar to how crockpot mashed potatoes half baked harvest style turns this into a loaded side dish.
  • Garlic lovers: roast a few extra garlic cloves and mash them in along with the potatoes for a deeper, sweeter garlic flavor.
  • Herb-infused: stir in fresh rosemary or thyme for an earthier, more fragrant finish.

Nutritional Information

Here’s a general estimate per serving, based on about 10 servings from this recipe.

  • Calories: around 280 per serving
  • Protein: approximately 5 grams
  • Carbohydrates: roughly 32 grams
  • Fat: about 15 grams

Make Ahead and Storage

You can absolutely make these crockpot mashed potatoes with sour cream and cream cheese a day or two ahead of time, which makes them perfect for holiday planning. Once cooked, simply store them in an airtight container in the refrigerator for up to 3 to 4 days.

To reheat, I either warm mine back up in the slow cooker on low with a splash of milk stirred in, or heat small batches in the microwave, stirring every minute until creamy again.

If you want to freeze them, let the potatoes cool completely first, then store in a freezer-safe container for up to 2 months; just know the texture may be slightly less fluffy once thawed, so a good stir with a touch of warm milk helps bring it back.

Why You’ll Love This Recipe?

This dish has become a staple in my house for so many good reasons, and I think it’ll earn a permanent spot in yours too.

  • It’s hands-off cooking: once everything is in the crockpot, I can focus on the rest of my meal without babysitting a boiling pot on the stove.
  • It’s endlessly customizable: whether I want it loaded, lighter, or dairy-free, this base recipe adjusts easily to whatever I’m craving.
  • It frees up stovetop space: this is a lifesaver during the holidays when every burner and oven rack is already in use.
  • It stays warm for hours: the slow cooker’s warm setting means I don’t have to rush serving, which is perfect for potlucks and family dinners.
  • It’s always a crowd-pleaser: every time I bring this to a gathering, it’s one of the first dishes to disappear.

FAQs

Can I make crockpot mashed potatoes without peeling the skins?

Yes, you can leave the skins on for a rustic texture, just make sure to scrub the potatoes well before cubing them.

Can I use Yukon gold potatoes instead of russets?

Absolutely, Yukon golds work well too and give a slightly buttery, denser texture compared to russets.

Why are my crockpot mashed potatoes watery?

This usually happens if too much broth or milk was added at once, so mash first and add liquid gradually until you reach the right consistency.

Can I double this recipe for a larger crowd?

Yes, just make sure your slow cooker is large enough to hold the extra volume, and you may need to add 30-60 extra minutes to the cooking time.

Is this similar to crockpot mashed potatoes pioneer woman style?

It’s inspired by that same comforting, creamy tradition, though this version leans on cream cheese and sour cream for an extra-rich finish, similar to what you’ll find in a Loaded Baked Potato Casserole if you want another creamy potato side to try.

Crockpot Mashed Potato Recipe
Ash Tyrrell

Crockpot Mashed Potato Recipe

I started making my mashed potatoes in the crockpot a few Thanksgivings ago, and I've never looked back since. I was tired of juggling a boiling pot of potatoes while trying to finish the rest of the meal, so I decided to let my slow cooker do the heavy lifting instead.
Total Time 4 hours 15 minutes
Servings: 10

Ingredients
  

  • 5 pounds russet potatoes peeled and cubed – russets have the right starch content for fluffy, light potatoes instead of a gummy texture.
  • 1/2 cup unsalted butter cubed – adds richness, and using unsalted lets you control the saltiness yourself.
  • 2 cups chicken broth – this is what cooks the potatoes low and slow while infusing extra flavor as they soften.
  • 8 ounces cream cheese softened and cubed – this is the secret to that ultra-creamy, almost whipped texture.
  • 1/2 cup sour cream – adds a slight tang and extra creaminess similar to how crockpot mashed potatoes with sour cream are made.
  • 1/2 cup whole milk warmed – helps loosen the texture to your desired consistency; add more if needed.
  • 2 teaspoons garlic powder – gives a subtle savory background flavor without overpowering the potatoes.
  • 1 1/2 teaspoons salt – season gradually and taste as you go since broth already carries some salt.
  • 1/2 teaspoon black pepper – a basic finishing touch that balances the richness of the butter and cream cheese.
  • Fresh chives or parsley chopped (optional) – use fresh herbs rather than dried for the best color and bright flavor on top.

Method
 

  1. I start by peeling my russet potatoes and cutting them into roughly even 1 to 1.5-inch cubes. Keeping the sizes consistent matters here, since uneven pieces cook unevenly and you’ll end up with some chunks still firm while others turn mushy. I give them a quick rinse to remove excess starch before they go in.
  2. Next, I place the cubed potatoes straight into my 6-quart slow cooker and pour the chicken broth right over the top. I scatter half of the cubed butter around the potatoes at this stage so it melts in slowly as everything cooks. This base is really what builds the flavor foundation for the whole dish.
  3. I cover the crockpot and set it to high for 4 to 5 hours, or low for 7 to 8 hours if I’m planning ahead. You’ll know the potatoes are ready when a fork slides through them with almost no resistance. I usually give mine a gentle stir around the halfway mark just to help things cook evenly.
  4. Once the potatoes are fork-tender, I don’t drain them since the remaining broth adds flavor and moisture. I take my potato masher right into the crockpot and mash everything to my preferred consistency, leaving a few small chunks for texture since I like it a little rustic.
  5. This is where the magic happens. I fold in the softened cream cheese, sour cream, remaining butter, garlic powder, salt, and pepper directly into the warm potatoes. The residual heat melts everything together beautifully, and I stir until it’s smooth and glossy.
  6. If the mixture feels too thick, I slowly pour in the warm milk a little at a time until it reaches the consistency I want. I give it one final taste test and adjust the salt and pepper if needed before switching the crockpot to the warm setting for serving.

Notes

  • I always cut my potatoes into similar-sized pieces so they finish cooking at the same time.
  • I let my cream cheese sit out for about 30 minutes before adding it so it blends in smoothly instead of leaving lumps.
  • I keep my slow cooker on warm for serving since mashed potatoes firm up fast once they cool.
  • I taste as I go rather than dumping all the salt in at once, since the broth already adds some seasoning.
  • I save a splash of the warm milk for last so I can control the final texture better.

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