Skip the stovetop stirring-dump ingredients into your Crock-Pot instead for ultra-creamy crockpot potato soup ready in 5 hours. This vegetarian loaded version uses a cornstarch slurry technique for dairy-like thickness without heavy cream, staying gluten-free and budget-friendly at under $2/serving. Perfect soup for cozy cold weather comfort food!
If you love cozy dinners like this, you'll also enjoy my other soup recipes.
Craving the coziest crockpot potato soup without hours of babysitting?
This Easy Crockpot Potato Soup is designed to be weeknight-friendly without cutting corners on comfort: it's naturally vegetarian, made without chicken broth or bacon as a base, and happens to be gluten-free without any special swaps or hard-to-find ingredients.
It uses pantry staples to stay firmly in the budget-friendly zone, making it a smart repeat recipe when you're watching costs. And because the real fun is in what you pile on top, you can customize every bowl with toppings like sharp cheddar, crispy bacon, green onions, or sour cream so everyone at the table gets their perfect version.
Just set it and forget it! Want more hands-off soups? Try Slow Cooker Lasagna Soup for an easy weeknight option. Or, if you love slow cooker dinners in general, you'll probably my Slow Cooker Recipes: Set-It-and-Forget-It Dinners Guide. It's where you'll find every slow cooker recipe on the site plus the three simple rules that keep them from turning out mushy or watery.
Why This Slow Cooker Potato Soup Recipe Wins
- Budget under $2/serving: Potatoes are the most budget-friendly ingredient! Potato lovers should also try my Creamy Garlic Potatoes or Greek Hasselback Potatoes.
- Dump-and-go dinner: For another dump-and-go comfort dinner, make my Easy Slow Cooker Pot Roast next.
- Cornstarch slurry for no-separation creaminess.
Key Ingredients (And Why They Matter)
- Potatoes: Yukon Gold or Russet potatoes are best - they break down just enough to thicken the soup naturally. Yukon Golds yield a buttery, creamy texture; Russets make it fluffier and smooth. You will need 3 cups of potatoes.
- Onion and Garlic:Cooking them slowly in broth softens their sharpness and brings out natural sweetness.
- Chicken or Vegetable Broth: Choose low-sodium broth so you can control the seasoning yourself.
- Bacon: A small amount of bacon adds irresistible smoky depth. It also gives texture contrast to the potato soup when sprinkled on top before serving.
- Cheese and Milk: Sharp cheddar or a blend of white cheddar and Monterey Jack melts beautifully into the soup, creating that creamy, cheesy finish everyone craves. A splash of milk or half-and-half gives a smooth consistency.
How to Make Crock Pot Potato Soup
1. Saute Veggies in the Skillet
Take the time to sauté onions, celery, carrots, and garlic in butter until tender and lightly golden; this builds sweetness and deeper flavor than adding them raw.
2. Add Potatoes to the Crock Pot
Layer diced potatoes on the bottom so they're closest to the heat, then sprinkle ranch seasoning evenly so it doesn't clump.
3. Add Sauteed Vegetables on Top of Potatoes
Add the sautéed vegetables, then the cheeses, and finally pour broth over everything to ensure all layers are moistened and melt together.
4. Add Cheeses
Scatter the cheddar and pepper jack cheeses on top; as they melt, they'll enrich the broth and help emulsify the starches and fat into a smooth, creamy base.
5. Add Liquid and Cook Low and Slow
Pour the chicken broth over everything, aiming to wet all the cheese and vegetables so there are no dry pockets.
Cover and cook on low for 7 to 8 hours, or on high for about 4 hours, until the potatoes are completely tender when pierced with a fork. Resist the urge to stir too often-every time you open the lid, you lose heat and extend the cook time.
6. Finish with Dairy and Adjust Seasoning
Once the potatoes are fully cooked, stir in the milk and taste the soup before adjusting the seasoning. Add more salt and pepper as needed, keeping in mind the ranch mix and cheese already bring a good amount of salt.
Pro Tip: If you want a thicker, restaurant-style texture, lightly mash some of the potatoes against the side of the crock with a spoon or give the soup a brief blitz with an immersion blender before serving.
Creamy Vegetarian Crockpot Potato Soup
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Ingredients
- 3 cups diced potatoes
- ½ cup shredded carrots
- ½ cup small diced celery
- ½ cup diced onion
- 4 cloves garlic
- 2 tablespoon butter
- salt and pepper to taste
- 1 pack ranch seasoning
- 1 cup cheddar cheese
- 1 cup pepper jack cheese
- 3 cups chicken broth
- 1 cup whole milk
Toppings
- ½ cup cooked and crumbled bacon
- sliced green onion
- extra cheese
Instructions
- Prepare a crock pot with pan spray.
Saute Veggies in a Skillet
- In a medium frying pan add butter and melt. Add carrots, celery, garlic and onion and a little salt and pepper to taste and sauté vegetables until celery and onions are tender.
Add Potatoes to the Crock Pot First
- Place diced potatoes on the bottom of the crock pot. Sprinkle ranch seasoning over the potatoes.
Add Sauteed Veggies Next
- Pour sauteed vegetables over potatoes.
Add Cheeses on Top
- Spread cheddar and pepper jack cheeses over vegetables.
Pour Broth and Slow Cook
- Pour chicken broth over the top of all layers and cook for 7-8 hours on low or 4 hours on high. You want your potatoes to be cooked before serving.
Add Milk and Season after Slow Cooking
- When potatoes are cooked add milk and any additional salt and pepper to taste and stir everything together.
- Top soup with crumbled bacon and green onion. Serve when soup is hot. Enjoy!!
Expert Tips for Success
- Brown onions, garlic in a skillet first, then add to the slow cooker with the deglazed browned bits.
- Cook potatoes in broth first, then stir in milk, cream, or half-and-half in the last 20-30 minutes on low.
- Partially blend the cooked potatoes with an immersion blender to thicken, then use a cornstarch slurry only if you need extra body.
- Season lightly at the start, then taste and adjust salt, pepper, and a bit of acid (lemon or vinegar) near the end.
- Add just enough liquid to barely cover potatoes; you can thin later, but you can't easily fix a watery soup.
- Cut potatoes into even ½-¾‑inch pieces and cook on low 6-8 hours for best texture and flavor.
- Finish with fresh toppings-cheddar, sour cream or yogurt, scallions, herbs, crispy bacon or croutons-for brightness and crunch.
- Always taste right before serving and adjust salt, acidity, and richness so the flavors pop.
Frequently Asked Questions
Can you put raw potatoes in a crockpot?
Yes. Raw potatoes can go straight into the crockpot; just cut them into even pieces so they cook at the same rate and fully soften. Make sure there's enough liquid to cover them so they cook through instead of drying out on top.
How do you thicken potato soup in a slow cooker?
The easiest way is to partially blend the soup once the potatoes are tender, using an immersion blender to purée some of the potatoes while leaving chunks. For extra body, stir in a cornstarch slurry or a bit of instant mashed potatoes near the end of cooking and let it simmer until thickened.
Can you freeze crockpot potato soup?
You can, but texture matters. Potato soup with a lot of dairy can separate when frozen and reheated, so cool it completely, freeze in airtight containers, then thaw in the fridge and rewarm gently. If it looks slightly grainy after thawing, whisk in a splash of cream or broth to smooth it out.
What potatoes are best for slow cooker potato soup?
Yukon Golds are a great default: they hold their shape yet still break down enough to make the soup creamy.
Russets work too and give a thicker, more velvety texture, but they're more starchy, so cut them evenly and avoid over-stirring to keep the soup from turning gluey.
Can I freeze potato soup?
Yes, but skip adding cheese and cream before freezing. Add them once thawed and reheated.
How do I make it thicker?
Mash more potatoes or whisk in a little cornstarch slurry until it reaches desired consistency.
Can I skip bacon?
Sure - you'll still have a flavorful soup. Try smoked paprika for that hint of smokiness.
Variations and Substitutions
- Loaded Baked Potato Style: Add sour cream, cheddar, and green onions before serving.
- Lighter Version: Skip the roux and use evaporated milk or Greek yogurt at the end.
- Gluten-Free: Replace the flour roux with a cornstarch slurry (1 tablespoon cornstarch + 2 tablespoons cold water).
- Vegan: Use olive oil instead of butter, oat milk in place of cream, and vegan cheese.
Serving Suggestions
- Crusty Dutch Oven Bread or Buttermilk Bread for dipping.
- Mango Avocado Salad or Arugula and Spinach Salad with vinaigrette to balance the richness.
- Honey Roasted Carrots, to keep it cozy yet light.
Love cozy slow cooker recipes? Try Slow Cooker Creamed Corn with Cream Cheese as a holiday side or Slow Cooker Butter Chicken when you want a hands-off main
Storage and Leftovers
- Refrigerate: Store in an airtight container for up to 4 days.
- Freeze: Cool completely before freezing; reheat gently to prevent grainy texture.
- Reheat: Warm on the stovetop or microwave, adding a splash of milk or broth to refresh the consistency.
Tip: For best results, freeze before adding cheese or dairy and stir them in after reheating.
Penny says
Decided to start making soups and didn't want to have any chicken or meat, I liked that the soup is creamy and filling. I did add a small square of duck liver in the middle for some fat.
Carl says
I have made this soup with lots of thyme and lemon pepper - got rave reviews as well.