Recipe

Slow Cooker Potato Soup

Creamy, cozy potato soup made easy in the slow cooker, finished with cheddar, sour cream, and crispy bacon.

By Matt Campbell

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4.8 (1,246)

A steaming bowl of creamy slow cooker potato soup topped with shredded cheddar, crispy bacon, and sliced green onions on a wooden kitchen table with soft natural light

Potato soup in the slow cooker is my kind of kitchen magic: you do a little chopping, walk away, and come back to a house that smells like comfort. This version lands right in the sweet spot between creamy and hearty, with tender potatoes, a savory base, and a finish that tastes like you actually tried harder than you did.

We build flavor with a quick bacon moment, let the slow cooker handle the heavy lifting, then mash and stir in dairy at the end so everything stays silky instead of weird and grainy. Top it like a baked potato and call it a win.

Raw ingredients for slow cooker potato soup arranged on a bright kitchen counter, including russet potatoes, onion, garlic, chicken broth, bacon, cheddar cheese, sour cream, and green onions

Why It Works

Set-it-and-forget-it tenderness: The slow cooker coaxes the potatoes into that spoon-soft texture without babysitting a pot.
Thick without being gluey: A quick mash plus a little dairy gives you body and creaminess without needing a ton of flour.
Big baked potato energy: Bacon, cheddar, and a little tangy sour cream turn a simple soup into something you crave.
Flexible texture: Keep it chunky, make it mostly smooth, or go fully blended. Your soup, your rules.

Yield: Makes about 8 to 9 cups total, depending on how much you mash and how thick you like it.

Pairs Well With

Storage Tips

How to Store and Reheat

Refrigerator

Cool the soup down, then store in airtight containers for 3 to 4 days.

Freezer

You can freeze it, but dairy-based soups can separate a bit. For best results, freeze before adding the sour cream, cheddar, and heavy cream. Freeze up to 3 months. Thaw overnight in the fridge, reheat, then add dairy to finish.

Reheating

Reheat gently on the stovetop over medium-low, stirring often. If it thickens in the fridge, loosen with a splash of broth or milk. Avoid a hard boil once the dairy is in, it can make the texture grainy.

Common Questions

Do I have to peel the potatoes?

Nope. I usually peel some and leave some skin on for a more rustic vibe. If you keep skins, scrub well and cut into even pieces.

What potatoes work best for slow cooker potato soup?

Russets give you that classic creamy, starchy thickness. Yukon Golds taste buttery and hold their shape a little better. If you want a chunkier soup, go heavier on Yukon Golds.

How do I thicken potato soup in a slow cooker?

Mash some of the potatoes right in the slow cooker, then let it cook on HIGH for 10 to 30 minutes to thicken up. (Some slow cookers reduce better than others.) If you need a guaranteed thicker finish, scoop the soup into a pot and simmer uncovered on the stovetop for a few minutes. You can also stir in a quick slurry (1 tablespoon cornstarch + 1 tablespoon cold water) at the end, but usually the mash does the job.

Can I make this without bacon?

Yes. Swap bacon for 1 to 2 tablespoons butter or olive oil and add a little smoked paprika for that cozy, smoky note. You can also top with roasted broccoli or crispy onions for crunch.

How do I make it vegetarian?

Use vegetable broth and skip the bacon. Sauté the onion and garlic in butter or olive oil instead, and keep the smoked paprika. It fills in that “something savory happened here” gap.

When should I add the cheese and sour cream?

Add them at the end with the heat turned down. Cheese and sour cream can break or turn grainy if they boil hard for too long.

Can I use frozen hash browns?

Yes. Use about 28 to 32 ounces frozen diced hash browns. Cook time can vary by brand and whether they are thawed, so go by doneness. Cook until the potatoes are very tender, then mash or blend to thicken.

Matt Campbell

I have always had a huge passion for the culinary arts, people, working as a team, and so on. I wanted to pursue my love for cooking initially at Virginia Commonwealth University with a culinary arts degree; however, I instead decided to apply myself and acquire more practical skills. My end goal is to eventually open my own restaurant or similar establishment.

Kitchen Essentials

6-quart slow cooker
Large skillet (for bacon and aromatics)
Cutting board and chef’s knife
Potato masher (or immersion blender)
Measuring cups and spoons
Ladle

This is the soup I make when I want comfort but I do not want drama. I have cooked in enough kitchens to know that “simple” usually still means a pile of dishes. The slow cooker is my loophole. I chop, I season, I let time do the stirring, and then I come back at the end to do the fun part: mash, taste, and go a little heavy-handed with cheddar like nobody is watching.