Ultimate Crock Pot Potato Soup

Posted on July 8, 2025
Updated October 14, 2025

Ultimate Crock Pot Potato Soup

Potato soup is one of those things that sounds so cozy, so doable…and then sometimes turns out gluey or bland. Been there. When all you want is the ultimate crock pot potato soup, creamy and dreamy, but what you get is lumpy disappointment? Ugh. I figured it out over a few chilly winters, plenty of taste tests later. Seriously, my family ate a lot of trial batches (not even sorry). Let me walk you through what actually makes this soup next-level creamy. Plus, I’ll spill all my best tips so you can skip the trial part.

Ultimate Crock Pot Potato Soup

Tips for Perfect Creamy Potato Soup

Honestly, there are exactly three things that can mess up potato soup: picking the wrong potatoes, rushing the cooking, and adding too much liquid too soon. Use starchy potatoes, really. Not red ones (they’ll just give you a weird, watery texture). Toss everything into the slow cooker and let it hang out don’t open the lid unless you truly must. Last, hold off on the milk or cream until right at the end. If you add it early, weird things happen trust me here.

If you’re after creaminess, swipe an immersion blender through the soup at the very end. It doesn’t need to be perfectly smooth. Random potato bits? Absolutely allowed. Suddenly feels more “homemade,” right? Salt matters more than anyone wants to admit, too (don’t be shy with it, especially if you’re using low-sodium broth). I swear by sprinkling in black pepper at the finish. Totally changes the personality of your soup.

“This crock pot potato soup saved my sanity as a weeknight dinner. My picky kids ask for it, which is a straight-up miracle in this house.” –Rach L., real-life soup enthusiast

potato soup

How to Make Potato Soup

So, let’s break this down. The ultimate crock pot potato soup is basically just some peeling, a little lazy chopping, and letting the slow cooker do all the hard labor. I usually go with 2 pounds of potatoes (’bout six medium ones). Peel ’em unless you like the rustic thing. Dice to bite size. Throw them in the slow cooker. I add diced onion, couple garlic cloves (smash ’em right in), a big pinch of salt, and some chicken or veggie broth just to barely cover the potatoes.

Let that slow cooker run on low. Four to six hours if you’re at home, or just set it and leave it on all day. When the potatoes are fork-tender and almost falling apart, that’s your cue. Use a potato masher or blend it up depends how you like it. Now add your creamy stuff: half-and-half, whole milk, heavy cream… A big butter pat if you’re feeling wild. Sometimes I’ll toss in a handful of shredded sharp cheddar right here. Let it cook for another 15 minutes while you toast some bread or whatever. Taste it. Season as needed.

I always let the soup cool just a little before serving. It thickens as it sits (and it gets even better on day two, wow). That’s all there is. Really.

Ultimate Crock Pot Potato Soup

Best Potatoes for Potato Soup

You want Russet potatoes or Yukon Golds for proper potato soup. Russets are extra starchy, which gives you creamy results without piling in heavy cream. Yukon Golds are a bit smoother but buttery. Red potatoes? Friend, just don’t use them for this they’ll hold their shape too well and the texture feels strange. Honestly, I bounced between the two and settled on a mix: half russets, half golds. Now the soup tastes like a five-star restaurant but looks like your granny made it.

Peeling is not mandatory, by the way. I leave the skins on sometimes when I’m lazy (nobody’s complained). Smaller pieces cook quicker and give you that soft, almost melting potato effect. Oh, and make sure to rinse diced potatoes briefly if they’re super dirty. Dirt is never a good flavor add-in.

If you’re working with what’s in your pantry, just do your best. The soup will still be good, promise.

How to Thicken Potato Soup

Alright, so if your crock pot potato soup feels more like potato juice than actual soup (happens to the best of us), do not panic. You have a few tricks up your sleeve. First, mash up more potatoes right in the pot a potato masher or the back of a spoon is all you need. Those starchy bits turn everything creamy and thick in no time. If you like super thick soup, whisk in a spoonful of instant mashed potatoes. Yes, I said instant nobody will know.

I’ve heard people use a cornstarch slurry, but it is not my favorite. Sometimes that can make it taste off. Real MVP here is just letting it simmer a tad longer with the lid off if it’s soupy. Water will cook off quickly. If you overdo it and the soup ends up too thick, splash in more broth or milk. Easy fixes all around.

What’s funny is, on day 2 the soup gets thicker anyway. So if you’re meal-prepping, make it a touch thinner than you think. It’ll turn to proper stew by tomorrow.

Potato Soup Toppings

For me, toppings are half the fun! This is honestly where you can get creative and make the ultimate crock pot potato soup your own. Here are a few ideas that work every time:

  • Crisp bacon crumbles…because, well, bacon.
  • A big handful of sliced green onions makes it pop.
  • Pile on shredded cheddar cheese, it melts so nicely.
  • Little dollop of sour cream? Yes please, extra if you’re feeling wild.

Sometimes I’ll also drop on a sprinkle of chives or even jalapenos if I want it spicy. Leftover roasted veggies like broccoli or cauliflower? Toss ’em on top, it totally works.

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Ultimate Crock Pot Potato Soup


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  • Author: crockcozy
  • Total Time: 375 minutes
  • Yield: 6 servings 1x
  • Diet: Vegetarian

Description

A creamy, dreamy potato soup recipe made easy in your slow cooker, perfect for cozy meals.


Ingredients

Scale
  • 2 pounds starchy potatoes (Russet or Yukon Gold)
  • 1 medium onion, diced
  • 2 cloves garlic, smashed
  • 4 cups chicken or vegetable broth
  • 1 cup half-and-half or whole milk
  • 2 tablespoons butter
  • Salt to taste
  • Black pepper to taste
  • Shredded sharp cheddar cheese (optional)
  • Toppings: bacon crumbles, green onions, sour cream, chives, jalapenos, roasted vegetables (optional)

Instructions

  1. Peel and dice the potatoes, then add them to the slow cooker.
  2. Add in the diced onion, smashed garlic, salt, and broth just to cover.
  3. Cook on low for 4 to 6 hours until the potatoes are fork-tender.
  4. Mash the potatoes or blend them for a creamy texture, then stir in half-and-half or milk and butter.
  5. Let it cook for an additional 15 minutes, season to taste, and serve.

Notes

This soup gets thicker as it sits. Adjust the consistency with broth or milk as needed.

  • Prep Time: 15 minutes
  • Cook Time: 360 minutes
  • Category: Soups
  • Method: Slow Cooking
  • Cuisine: American

Nutrition

  • Serving Size: 1 bowl
  • Calories: 350
  • Sugar: 6g
  • Sodium: 800mg
  • Fat: 15g
  • Saturated Fat: 8g
  • Unsaturated Fat: 4g
  • Trans Fat: 0g
  • Carbohydrates: 45g
  • Fiber: 4g
  • Protein: 10g
  • Cholesterol: 30mg

Common Questions

Do I need to cook the potatoes before adding them to the slow cooker?
Nope! Dice them up and they’ll soften just fine as they slow cook.

Can I make this dairy free?
Absolutely. Coconut milk works, or unsweetened almond milk plus a glug of olive oil for richness.

What if my soup is bland?
Salt is your friend. Add more, and throw in a bit more pepper or a pinch of garlic powder. Even a dash of hot sauce!

Does this freeze well?
Sort of. The texture can change after freezing, but if you stir it up when reheating it’s still delicious.

Can I add protein?
Yes, cooked chicken or ham is awesome in here. Just toss it in at the end and warm through.

Why This Needs to Be Your Next Crock Pot Dinner

Look, the ultimate crock pot potato soup is wild how easy it is for how much flavor you get. Perfect for cold days, lazy Sundays, or those time-crunched evenings when you don’t want to think about dinner. Make it ahead, freeze it for later (or just eat on repeat, no judgment). If you want even more tricks, check out this helpful potato soup guide for extra ideas. Honestly, just try it. You’re gonna want to put this one on repeat!

potato soup

Let’s Get Cozy in the Kitchen!

Hey y’all if slow-cooked comfort food makes your heart happy, you’re in the right place. 💛 Follow Crock Cozy on Pinterest for hearty casseroles, tender roasts, and weeknight dinners that taste like home.

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  • Lila at kitchen with genuine, comforting smile

    Hi, I’m Lila! Southern home cook raised in Mississippi, now near Nashville. I share cozy, slow-cooked meals inspired by my grandma’s kitchen simple, soulful, and full of love.

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