Slow Cooker Black Bean Soup
When winter rolls in, and I’m in the height of my health kick, I love to simmer up this nutritious and fiber-packed slow cooker black bean soup. This rich and hearty soup is made with beans and veggies, yet it’s surprisingly light, and incredibly easy to make. To me, it’s the perfect healthy comfort food for cold evenings.

This slow cooker black bean soup is a recipe I lean on a lot when I want to make something during the week that’s easy to cook and nutrient-packed. It’s light on fat, calories, and junky ingredients, which are all big wins in my book. Admittedly, though, this bean soup isn’t the prettiest. After all, there are very few attractive brown foods. But dress it up with some fresh garnishes and shredded cheese and scallions, and you’ve got a color contrast to remember. There’s also a secret ingredient that makes this dish pack a rather serious punch…and that’s a drizzle of this very spicy hot sauce. Every spoonful fills you up with a richness of flavors that reminds me of my traditional bean soup with ham bone, except this soup is a lot lighter and plant-based.
Amanda – ⭐⭐⭐⭐⭐ I love everything about this, so hearty and delicious!
Table of Contents


Sommer’s Recipe Highlights
Simple Ingredients – One reason I love this black bean recipe so much is that it’s made with a handful of simple and affordable pantry staples. Like my stovetop black bean soup recipe, this is just delicious and kind to your wallet.
A Bowl of Hearty Goodness – Every spoonful is warm, comforting, and delivers bold flavors that fill you up in a soothing way. Plus, this dish is filled with fiber and wholesome nutrients, so it’s easy on your waistline and lighter than you might think.
Easy Slow Cooker Meal – This isn’t a quick meal to make, per se (I mean it takes about 10 hours to cook), but it’s sooo easy step-wise. All you need to do is throw all of the ingredients into your slow cooker, press a button, and be on your merry way!
Key Ingredients and Tips
- Dried black beans – These are the creamy heart and soul of this soup. I always make sure to rinse the beans before tossing them into the slow cooker.
- Vegetable broth – I like to use high-quality vegetable broth, either store-bought or homemade, to build the soup’s savory base.
- Frank’s Cayenne Hot Sauce – Enter the secret weapon! This hot sauce is why each spoonful packs a serious, spicy punch without being overpowering.
- Onion – Chopped onion adds subtle sweetness and depth.
- Red bell pepper – For a pop of color and a little bit of sweetness, I use chunks of fresh and seeded red bell peppers.
- Garlic – I know it might seem like this recipe uses a lot of garlic, and it does, but it just adds so much depth and richness.
- Seasoning – For added earthiness and savory flavors, I use dried bay leaves and a pinch of ground cumin to season the broth.
How to Make
Find the full recipe with ingredient proportions, detailed instructions, and a video tutorial in the printable form at the bottom of the post.
Fill the slow cooker – I start this soup by adding all the ingredients to my slow cooker. I season them with some salt and pepper, and cover them up with the lid. Then I set the slow cooker to medium and let everything cook for 10-12 hours. I know, that’s a long, long time. If you’re in a hurry, you can soak the black beans overnight and shave about half the time in the cooking process.

Blend – I taste the beans to see that they’re soft and tender, and then I remove the bay leaves. I grab my immersion blender, a must-have soup-making gadget, and I puree about two-thirds of the soup until it’s thick and creamy. I don’t blend the whole thing because I love the texture of beans! And, voilà! That’s it. I told you this recipe was easy to make!

Recipe Variations
- Canned beans – You can make this with canned beans on either the stovetop or in the slow cooker. (1 pound dried beans = 4 – 15 ounce cans of beans) On the stovetop, it will need to simmer for about 30 minutes. In the slow cooker, cook for 3-5 hours.
- Heavy cream – Add a splash of heavy cream to boost the creaminess of this dish.
- Tomatoes – Stir in some crushed or diced fresh tomatoes for a tangy twist and pop of red.
- Corn – For added sweetness and crunch, add a handful of corn.
- Bacon – Mix in some crumbled bacon for a smoky and meaty twist to this soup.

Serving Suggestions
There are so many ways that I love to serve this delicious black bean soup. Here are some of my favorite toppings:
- Chopped scallions
- Cilantro
- Oregano
- Jalapeno slices
- Shredded cheese
- Lime wedges to squeeze lime juice over the top
- Avocado
- Tortilla Chips
- Sour cream or plain yogurt
But you can also serve it with a variety of great side dishes to complete the meal. Here’s what I suggest:
Frequently Asked Questions
Slow cookers vary in temperature. I have three, and they all take different amounts of time to cook the same recipe. If your crockpot tends to be really low heat, turn your slow cooker on high to make sure the beans are tender.
We actually have a separate Instant Pot Black Bean Soup that I know you will love!
Storing
You can keep this homemade soup in an airtight container in the fridge for 4 to 5 days. You can store this in the freezer for up to 6 months and place it in the refrigerator to thaw before warming it up on the stove or microwave.
Looking for More Satisfying Soup Recipes? Be Sure to Try:
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Slow Cooker Black Bean Soup
Video
Ingredients
For the Black Bean Soup Recipe:
- 1 pound dried black beans rinsed
- 1 large onion peeled and diced
- 2 medium red bell peppers seeded and diced
- 2 quarts vegetable broth
- 1/3 cup Franks Cayenne Hot Sauce
- 6 cloves garlic minced
- 2 bay leaves
- 1 tablespoon ground cumin
- Salt and pepper
Possible Toppings:
- Chopped scallions
- Cilantro
- Jalapeno slices
- Shredded cheese
- Lime wedges
- Sour cream or plain yogurt
Instructions
- Place all the ingredients in a large 6-8 quart slow cooker and season with 1 teaspoon of salt and 1/2 teaspoon ground pepper. Turn the slow cooker on medium, cover, and cook for 10-12 hours. (You could soak the beans in water overnight to reduce the cooking time by half, but it's not necessary.)
- Once the beans are tender, remove the bay leaves. Use an immersion blender to blend the soup until two-thirds of the beans are pureed and the soup is thick. Salt and pepper to taste, then serve warm with fresh toppings.


Thanks for the inspiration. In Germany (where I live) glutenfree dishes are not very well known.
Hi Sommer. Thanks for the great recipe. We are stormed in- and I am out of dried black beans. I made this with 5 (19oz) cans of rinsed black beans, 3 cups of water, and the rest of the recipe as written. It is great! The nutrition, and flavour is probably even better using dried, so next time! Thanks again. I am looking forward to making your Lo mein next!
I love everything about this, so hearty and delicious!
This soup looks so yummy! I love that it is easy but doesn’t take any shortcuts and uses dried beans. Can’t wait to try it!
I love this, knowing you have great bowl waiting and ready to go after a busy day is the best!
Perfect for a cold winter day – love it!
This is such comfort food to me, I love a good black bean soup and to have my slow cooker do all the work makes this recipe a winner. And I have never been one to resist hot sauce!
I lust after black been soup. I love my slow cooker. Perfect for me and my life
style. Low calories and healthy is top of my list like everyone else. So perfect!
Oooooo…yum!!
I can’t wait to try this recipe! yum.
Not gonna lie. I wasn’t sure I’d want to try this. After reading and seeing you somehow turn brown soup into something completely gorgeous, I’m sold and will be making it soon!
I love soups and stews this time of year! This sounds delicious.