5 Amazing slow cooker mashed potatoes

December 28, 2025
Written By Carla Peterson

Carla Mae Peterson is an experienced home cook, former teacher, and the heart behind "Cooking by Carla." With over 40 years of experience creating delicious, family-friendly meals, Carla specializes in simple, reliable recipes that use everyday ingredients. Her passion is helping home cooks of all skill levels find joy and confidence in the kitchen. She believes the best memories are made around the dinner table, and her goal is to help you create them, one simple recipe at a time.

Oh, the holidays! If you’re anything like me growing up on the farm in the Midwest, Thanksgiving just means a massive battle for oven and stovetop space. By the time the turkey is resting, my burners are usually covered in gravy, stuffing, and everything else that needs a final warm-up. That’s why I swear by my recipe for the slow cooker mashed potatoes—they are an absolute game-changer.

Forget having to boil a giant pot of water; we are doing the no-boil method right here in the Crock-Pot! This is the secret to the creamiest mashed potatoes you’ve ever tasted with practically zero effort from you. When I promised my grandchildren simple, comforting food that tastes like home, I knew I needed to perfect this hands-off staple. Trust me, once you try this method, you won’t go back. If you love easy sides, you might also want to check out my recipe for a classic green bean casserole, too!

Why This Creamy Slow Cooker Mashed Potatoes Recipe Saves Your Holiday

Look, if you’re hosting Thanksgiving or Christmas, you know the stove is war zone central. My favorite part about this recipe is that the whole process is designed to get things off your main cooking surfaces. It’s just so much easier when you can set it and frankly, forget it!

  • It frees up that precious burner space for gravy or boiling corn.
  • You can start cooking the potatoes earlier in the day without it affecting other dishes.
  • They come out unbelievably rich and buttery with minimal tending!

Hands-Off Cooking for True Relaxation

This is what I mean by ‘hands off potatoes.’ You put the spuds and a little broth in, walk away for four hours, and come back to perfectly tender potatoes. There’s no babysitting, no worrying about water boiling over—just pure, calm kitchen freedom while everything else gets done.

Making Large Batch Slow Cooker Mashed Potatoes for Guests

If you have a crowd, this batch size is perfect. My 6-quart cooker handles five pounds of potatoes easily, which means less scrambling right before dinner. You get consistent results for your sweet potato casserole’s perfect partner! These slow cooker mashed potatoes are dependable, even when you’re cooking for a crew.

Ingredients for the Creamiest Slow Cooker Mashed Potatoes

Gathering the ingredients for this recipe is so simple; most of this is standard pantry fare! We need five pounds of Russets because they break down into that light, fluffy texture we love. Remember to cut the butter into pieces so it melts nicely into the potatoes later on.

And yes, I always include the cream cheese—it’s my trick for the ultimate texture! You’ll also need heavy cream, chicken broth for that initial gentle cooking, plus salt and pepper to season everything just right.

Ingredient Notes and Substitutions for Slow Cooker Mashed Potatoes

I insist on Russet potatoes here because their high starch content makes for the fluffiest texture, avoiding that gummy mess. If you absolutely must, Yukon Golds work in a pinch, but they won’t be quite as light. If you’re out of heavy cream, using half-and-half or even whole milk works, though you might need a bit less liquid overall for your Thanksgiving favorite. For the liquid base, use water if you don’t have broth, but the broth just adds a tiny bit of savory depth to these amazing slow cooker mashed potatoes.

How to Prepare Perfect Slow Cooker Mashed Potatoes Step-by-Step

Getting these slow cooker mashed potatoes going is honestly the easiest part of preparing dinner, which is why I love them so much! You skip the boiling and draining entirely, which is where most of the mess and frustration comes from. You just load it up, set the timer, and let the magic happen. It’s totally hands-off comfort food!

  1. First thing, grab those peeled and quartered Russet potatoes—about five pounds of them—and tuck them right into your slow cooker basin.
  2. Pour about one cup of chicken broth or water over the top. That liquid is what steams and softens them perfectly without needing a big pot of boiling water!
  3. Now, cover it up and set it to LOW for about 4 to 5 hours. If you’re in a total rush, HIGH will work in 2 to 3 hours, but I always prefer the low and slow method for the best texture.
  4. Once they are totally fork-tender, carefully drain off any extra liquid. Don’t throw it all out, just make sure there isn’t a pool sticking around.
  5. Toss in the heavy cream, all that lovely butter, salt, pepper, and if you’re splurging on that extra richness, the cream cheese cubes. Cook it on LOW for just 30 minutes more so everything melts smooth.
  6. Time to mash! Use your hand masher or even a hand mixer right there in the cooker until it’s creamy and wonderful. Serve them right from the pot—one less dish to clean!

If you’re planning a big spread, save this method for future reference when you tackle my recipe for crockpot white chicken chili; similar principles apply to making big meals easier!

Expert Tips for Fluffy Mashed Potatoes in the Crock Pot

If you want real depth of flavor, toss in a couple of cloves of minced garlic right at the beginning with the potatoes. That lets that garlic aroma infuse everything beautifully! Also, if you end up needing potatoes that are extra light—like cloud-like, not just fluffy—an old potato ricer works wonders after you finish mashing everything together. These crock pot mashed potatoes are meant to be easy, but a little extra love goes a long way!

Achieving Maximum Creaminess in Your Slow Cooker Mashed Potatoes

You asked for creamy, and I’m here to deliver! The secret to making these the *best* side dish—even better than the stove-top version—is loading up on the dairy and fat right at the end. This is where the magic really happens after the potatoes are nice and tender.

We rely on three heavy hitters here: beautiful, whole heavy cream, tons of unsalted butter, and my favorite texture booster, cream cheese. When those cubes melt down and you whip them all together with those soft potatoes, it just turns into velvet. Seriously, try not to sample the whole pot before dinner is served! These rich additions ensure that every forkful of your slow cooker mashed potatoes melts right in your mouth. Don’t forget to check out my recipe for easy homemade chocolate pudding if you need a simple dessert to match!

Making Ahead and Keeping Warm: Stress-Free Holiday Cooking with Slow Cooker Mashed Potatoes

This is the part of the recipe that makes me sigh with relief when planning a huge holiday meal. Since we aren’t constantly stirring or burning these potatoes, they make the absolute perfect make ahead side dish. You can cook them completely through the softening stage, drain them, add all the dairy ingredients, and then switch your slow cooker right over to the ‘Keep Warm’ setting. It holds that glorious warmth for hours!

My recommendation is to finish mashing them about 30 minutes before guests arrive so everything is hot, fresh, and perfectly creamy for serving time. It means I don’t even have to worry about juggling pots on the stove right when I should be greeting everyone. Having these wonderful slow cooker mashed potatoes ready ahead of time is honestly the key to stress-free holiday cooking. If you’re looking for more inspiration, check out this recipe for creamy garlic potatoes over at Ambitious Kitchen here!

Serving Suggestions for Your Buttery Mashed Potatoes

Now that we have these gorgeous, buttery mashed potatoes sitting in the slow cooker, ready to go, you need something wonderful to serve them with! Since this is such a classic American comfort food, they pair perfectly with almost anything hearty. Think about your favorite Sunday dinner plate.

They are absolutely mandatory next to a juicy meatloaf, which you can find my recipe for right here! For the holidays, they are non-negotiable alongside turkey, ham, or roast beef. Honestly, anything that creates gravy—you’ve got to have mashed potatoes nearby to soak it all up!

Frequently Asked Questions About Crock Pot Mashed Potatoes

I always get questions about switching from the stovetop to the slow cooker. It’s a different technique, but once you trust the process, you’ll see why this method is superior for big gatherings, especially making those potato croquettes later in the week!

Can I skip the liquid when making slow cooker mashed potatoes?

Oh, please don’t! You really need that little bit of broth or water in the beginning. It creates the steam necessary to soften those dense potatoes evenly before you add any dairy later on. It’s essential for that no boil magic!

How do I prevent my crock pot mashed potatoes from getting gluey?

The secret to keeping your crock pot mashed potatoes fluffy and not gluey is simple: don’t over-mash! Once you start whipping them, stop as soon as they look smooth. Overworking the starch makes them pasty. Go easy on the mixer!

What is the best potato for this easy mashed potatoes recipe?

I always reach for Russets for the lightest texture, but Yukon Golds are a close second if you prefer a slightly richer, naturally buttery potato base. Either way, keep them peeled and quartered, just like the instructions say.

Estimated Nutritional Data for Slow Cooker Mashed Potatoes

When you are making something this comforting, you try not to dwell on the numbers too much, but for planning purposes, here is an estimate. Based on the ingredients we use, one serving of these buttery mashed potatoes comes out to about 350 calories with 22 grams of fat (14g saturated).

Remember, these are just guidelines! If you use less butter or skip the cream cheese, those numbers change dramatically. These figures assume you are using the full amounts of cream and butter listed in our recipe, so treat this as a reliable starting point for your festive spread.

Share Your Experience Making These Hands Off Potatoes

Now that you know the trick to easy, creamy slow cooker mashed potatoes, I truly want to hear from you! Did you try adding smoked paprika or maybe some crispy bacon bits? Tell me how they turned out—were they the best side dish you’ve ever made?

Come on over and drop a rating or a comment below, or reach out to me directly through my contact page. I love seeing how you adapt these Midwest comfort classics for your own table!

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Creamiest Slow Cooker Mashed Potatoes

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Make rich, buttery mashed potatoes entirely in your slow cooker. This hands-off recipe frees up your stovetop space, making it perfect for holidays or large batch cooking.

  • Author: cookingbycarla
  • Prep Time: 20 min
  • Cook Time: 4 hr 30 min
  • Total Time: 4 hr 50 min
  • Yield: 8 servings 1x
  • Category: Side Dish
  • Method: Slow Cooking
  • Cuisine: American
  • Diet: Vegetarian

Ingredients

Scale
  • 5 lbs Russet potatoes, peeled and quartered
  • 1 cup chicken broth or water
  • 1 cup heavy cream
  • 1/2 cup unsalted butter, cut into pieces
  • 1 teaspoon salt, or to taste
  • 1/2 teaspoon black pepper
  • 4 ounces cream cheese, cubed (optional, for extra creaminess)

Instructions

  1. Place the peeled and quartered potatoes into the basin of a 6-quart or larger slow cooker.
  2. Pour the chicken broth or water over the potatoes.
  3. Cover the slow cooker and cook on LOW for 4 to 5 hours or on HIGH for 2 to 3 hours, until the potatoes are fork-tender.
  4. Drain off any excess liquid from the slow cooker.
  5. Add the heavy cream, butter, salt, and pepper to the potatoes in the slow cooker. If using, add the cream cheese cubes now.
  6. Cover and cook on LOW for another 30 minutes, or until the butter and cream cheese are melted.
  7. Use a potato masher or an electric hand mixer to mash the potatoes directly in the slow cooker until you reach your desired consistency. Mix until smooth and creamy.
  8. Taste and adjust salt and pepper as needed before serving directly from the slow cooker.

Notes

  • For garlic mashed potatoes, add 2 cloves of minced garlic with the potatoes in step 1.
  • To keep the potatoes warm for serving during a long meal, switch the slow cooker to the ‘Keep Warm’ setting after mashing.
  • If you prefer fluffier potatoes, use a potato ricer after mashing.

Nutrition

  • Serving Size: 1 serving
  • Calories: 350
  • Sugar: 3
  • Sodium: 350
  • Fat: 22
  • Saturated Fat: 14
  • Unsaturated Fat: 8
  • Trans Fat: 0.5
  • Carbohydrates: 35
  • Fiber: 4
  • Protein: 5
  • Cholesterol: 60

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