Slow Cooker Curried Butternut Squash Soup

Effortless Slow Cooker Curried Butternut Squash Soup: A Creamy & Comforting Fall Staple

Indulge in the ultimate autumn comfort with this incredibly smooth, velvety, and deeply satisfying Curried Butternut Squash Soup, all made effortlessly in your slow cooker. The delightful blend of Granny Smith apples, sweet onions, and earthy carrots creates a wonderfully balanced and rich flavor profile. A touch of cream at the end transforms this simple soup into a truly luxurious and comforting experience!

Are you ready to embrace the magic of your slow cooker? It’s time to set aside the traditional Dutch oven and discover the unparalleled ease and incredible flavor of making curried butternut squash soup the hands-off way. This recipe isn’t just about convenience; it’s about crafting a warm, hearty, and utterly comforting soup with wholesome, real food ingredients that practically cooks itself.

Imagine coming home to a house filled with the inviting aroma of autumn spices, knowing that a bowl of rich, velvety soup awaits. That’s precisely what this slow cooker method offers. We let the butternut squash, apples, onions, and carrots simmer gently in the crockpot until every ingredient is perfectly tender, creating a vegetarian soup that nourishes both body and soul. It’s pure coziness in a bowl, perfect for a crisp fall evening or a comforting lunch.

For a long time, perfecting a creamy butternut squash soup felt like an all-day affair. My initial attempts involved hours of labor: roasting batches of vegetables on baking sheets, then transferring them to a large pot to simmer with an array of spices, vegetable broth, and other flavor enhancers. Finally, the arduous task of blending everything, stirring in the cream, and by then, the thought of preparing anything else for dinner was simply exhausting. But culinary journeys are about evolution, and this curried butternut squash soup has certainly come a long way.

Gone are the days of multiple pots and endless prep. This updated, streamlined approach leverages the power of your slow cooker to do most of the work for you. All the ingredients are simply piled into the slow cooker, set, and forgotten until they’re ready to be blended into a smooth puree. A final drizzle of cream completes this surprisingly simple yet utterly sophisticated dish. And for those wondering if oven-roasting the vegetables makes a significant difference in flavor in this particular recipe? After extensive testing, I can confidently say: nope! The slow cooker works wonders, locking in moisture and intensifying flavors just as effectively, if not more so, for a truly tender result.

Key Ingredients for Your Creamy Slow Cooker Curried Butternut Squash Soup

This recipe relies on a thoughtful selection of fresh, flavorful ingredients that come together beautifully in the slow cooker. Each component plays a vital role in creating the soup’s distinctive taste and luxurious texture. Here’s a closer look at what you’ll need and why each element is so important:

  • Butternut Squash: The star of our soup! You’ll need about 2 to 2 ¼ pounds of chopped squash. When selecting, look for a squash that feels heavy for its size and has a uniform, unblemished skin. While it can be a bit daunting to cut, using a sharp, sturdy knife and a stable cutting surface is key. For those looking to save precious prep time, many grocery stores now offer pre-chopped butternut squash, which is a fantastic shortcut. Beyond its delightful sweetness and creamy texture, butternut squash is a nutritional powerhouse, packed with dietary fiber, a significant amount of Vitamin A (crucial for vision and immune function), and Vitamin C (an antioxidant champion).
  • Onions: One large yellow onion, diced, forms the aromatic foundation of this soup. Onions add a depth of savory sweetness that complements the squash and spices perfectly. Don’t stress too much about achieving perfectly uniform dice; since everything will be blended at the end, rough chopping is absolutely fine and saves time.
  • Apples: Granny Smith apples are my preferred choice for this recipe. Their distinct tartness provides a wonderful counterpoint to the natural sweetness of the squash and carrots, adding a delicious depth of flavor and a subtle brightness that elevates the entire dish. Plus, apples contribute additional fiber and vitamins. If you prefer a sweeter soup, feel free to experiment with a different apple variety like Honeycrisp or Gala.
  • Carrots: These vibrant root vegetables contribute natural sweetness and a beautiful orange hue to the soup, enhancing both its flavor and visual appeal. Carrots are also rich in beta-carotene, another powerful antioxidant.
  • Spices: This soup is generous with its spices, and that’s where its incredible flavor truly shines! You’ll need a robust blend of salt, black pepper, bay leaves, curry powder, and ground cinnamon.
    • Curry Powder: This is the backbone of the soup’s flavor. Curry powder is a blend of various ground spices, commonly including turmeric (for color and earthy notes), coriander, cumin, chili powder (for warmth), and ginger. You can customize the heat level by choosing a mild curry powder for a gentler flavor or a hot curry powder for an extra kick.
    • Cinnamon: Adds a subtle warmth and sweetness that pairs beautifully with the squash and apples, enhancing the “fall” flavor profile.
    • Bay Leaves: These fragrant leaves infuse the soup with a delicate, herbaceous aroma as it simmers, adding complexity to the overall taste.
    • Cayenne Pepper: For those who love a bit of extra heat, a small pinch of cayenne pepper can be added to give the soup a lively, spicy kick!
  • Sugar: A hint of sweetness helps to balance the savory and spicy notes in the soup. I typically use light brown sugar, which adds a subtle caramel-like depth. Maple syrup is another excellent alternative that would provide a similar balance and a lovely fall essence.
  • Garlic: Fresh garlic cloves, along with the onions, are the essential aromatics in this recipe. They impart a rich, savory flavor and a comforting aroma that permeates your kitchen as the soup cooks. Garlic also brings with it well-known health benefits.
  • Ginger: Freshly minced ginger is a must! It adds a bright, zesty warmth and a pungent flavor that harmonizes wonderfully with the carrots, apples, and curry spices, making the soup feel even more vibrant and cozy.
  • Vegetable Broth: This liquid base allows all the ingredients to meld together as they simmer. I usually have a carton of vegetable broth on hand, making it a convenient choice for a vegetarian recipe. However, if you’re not strictly vegetarian, chicken stock or chicken broth can be used interchangeably. Opt for low-sodium broth if you prefer to control the salt content.
  • Heavy Cream: Added at the very end, heavy cream lends the soup its characteristic luxurious texture and rich, comforting mouthfeel. It also mellows the spices beautifully. I love to drizzle a little extra cream on top of each bowl as a garnish. For a dairy-free or vegan-friendly version, full-fat coconut milk is an excellent substitute. It provides a similar creaminess and introduces a subtle, delicious tropical note that complements the curry spices exceptionally well.

Simple Steps for Making Slow Cooker Curried Butternut Squash Soup

This recipe is designed for maximum flavor with minimal effort, allowing your slow cooker to do the heavy lifting. Follow these straightforward steps for a comforting bowl of curried butternut squash soup:

  1. Prepare Your Ingredients: Begin by carefully peeling your butternut squash. A sturdy vegetable peeler works best for this. Once peeled, slice the squash in half lengthwise and use a large spoon to scoop out the seeds and fibrous strands. Don’t discard those pumpkin seeds! You can rinse them, toss them with your favorite taco seasoning or all-purpose seasoning, and roast them for a delicious, crunchy snack or soup topping. Next, roughly chop the butternut squash, apples, carrots, and onions into similarly sized large chunks. While precision isn’t paramount here since everything will be blended, uniform sizing helps ensure even cooking.
  2. Load the Slow Cooker and Simmer: To ensure easy cleanup, lightly spray the interior of a 7-8 quart slow cooker with non-stick cooking spray. Then, add all your chopped vegetables (butternut squash, onions, apples, carrots) to the slow cooker. Follow with the light brown sugar, salt, black pepper, bay leaves, curry powder, cinnamon, minced fresh ginger, minced garlic cloves, and finally, pour in the vegetable broth. Give everything a quick stir to combine. Cover your slow cooker and let the magic happen: cook on the low setting for 7-8 hours, or if you’re in a bit more of a hurry, cook on the high setting for 4-5 hours. The goal is for all the vegetables to become fork-tender, indicating they’re perfectly cooked and ready for blending. The longer, slower cooking time on low often develops a richer, deeper flavor.
  3. Blend and Finish the Soup: Once the vegetables are incredibly tender, it’s time to achieve that signature creamy texture. You have two excellent options for blending:
    • Immersion Blender: For the easiest method, simply place an immersion blender directly into the slow cooker and blend until the soup reaches a smooth, sauce-like consistency. This avoids transferring hot liquids.
    • Conventional Blender: If you don’t have an immersion blender, carefully ladle the soup into a conventional blender in batches. Fill the blender no more than halfway, and always remember to hold the lid down securely with a towel, as hot liquids can create pressure and cause the lid to dislodge. Blend until smooth, then transfer the blended soup back into the crockpot.

    Once blended, stir in the heavy cream. Now is the crucial moment to taste and adjust the seasonings. You might want to add a bit more curry powder for extra spice, a splash more broth to achieve your preferred consistency, or additional salt and pepper to taste. Sometimes, a squeeze of fresh lime juice or lemon juice can brighten the flavors and add a pleasant tang. Ladle the warm soup into your favorite bowls, serving it immediately. Garnish with a swirl of extra cream, fresh cilantro, or those roasted squash seeds if you prepared them!

Frequently Asked Questions About This Slow Cooker Curried Butternut Squash Soup

Here are some common questions to help you make this delicious soup your own:

  1. Can I make this curried butternut squash soup in an Instant Pot? Absolutely! The Instant Pot is a fantastic alternative for a quicker cooking time. Simply add all the ingredients *except* for the heavy cream to your Instant Pot. Secure the lid, set the pressure cooker to manual high pressure, and cook for 30 minutes. After cooking, allow for a natural pressure release for 10 minutes before carefully performing a quick release of any remaining pressure. Once depressurized, you will follow the same finishing steps as with the slow cooker: puree the soup until smooth, then stir in the heavy cream and adjust seasonings to your liking.
  2. Can I substitute sweet potatoes for some of the butternut squash? Yes, you certainly can! Sweet potatoes would add a wonderful complementary sweetness and a slightly different earthy note to the soup. For even cooking, I recommend chopping both the butternut squash and the sweet potatoes to roughly the same size chunks. This ensures they soften at a similar rate during the slow cooking process.
  3. Can I use yogurt or sour cream instead of heavy cream? While tempting for a lighter option, I haven’t tested this substitution myself, and it’s generally not recommended for recipes that involve simmering or blending with hot liquids. Yogurt and sour cream have a lower fat content and a higher acidity than heavy cream, which can cause them to curdle when heated or blended directly into a hot soup. If you’re looking for a dairy-free alternative, full-fat coconut milk is an excellent and safe choice that provides similar creaminess. If you absolutely wish to try yogurt or sour cream, temper it first by stirring a small amount of hot soup into the yogurt/sour cream before adding it back to the main pot, and avoid boiling the soup after it’s added.
  4. How long do leftovers last, and how should I store them? This soup makes fantastic leftovers! Once cooled, transfer the leftover butternut squash soup to an airtight container. It will keep beautifully in the refrigerator for up to 5 days. When reheating, you might find the soup has thickened; simply add a splash of vegetable broth or water to thin it to your desired consistency.
  5. Can this recipe be prepared as a ‘freezer meal’? Yes, this soup is perfect for freezer meal prep! You can chop and combine all the ingredients (everything *except* the heavy cream) into a large, freezer-safe ziptop bag. Label it with the date and cooking instructions, then freeze flat. When you’re ready to enjoy the soup, simply transfer the frozen contents into your slow cooker along with the specified amount of vegetable broth. Be aware that cooking from frozen may extend the cooking time, possibly hitting the upper end of the recommended range (e.g., 8-9 hours on low). Once cooked, blend and stir in the cream as usual.
  6. How can I adjust the spice level? To make the soup spicier, use a hot curry powder or add a pinch more cayenne pepper when adding the initial spices. You can also garnish individual bowls with a sprinkle of chili flakes. For a milder soup, opt for mild curry powder and omit the cayenne pepper. You can also balance the heat by adding a bit more cream or a spoonful of plain yogurt (tempered, as mentioned above) to your serving.
  7. What are some good serving suggestions for this soup? This curried butternut squash soup is wonderful on its own, but it also pairs beautifully with a variety of accompaniments. Try serving it with warm crusty bread, garlic toast, or simple saltine crackers for dipping. A side salad makes for a complete and healthy meal. For extra protein, you could stir in some cooked chickpeas or lentils during the last hour of cooking.

If you enjoy this comforting recipe, you might also like these:

  1. Cajun Butternut Squash Soup
  2. Homemade Minestrone Soup
  3. Secret Ingredient Tomato Basil Soup
  4. Comforting Red Lentil Soup (Daal Soup)
  5. Moroccan Sweet Potato Lentil Soup
Yield: 6 large servings or 12 small

Creamy Slow Cooker Curried Butternut Squash Soup

Prep Time
15 minutes
Cook Time
4 – 8 hours
Total Time
4 hours 15 minutes

Prepare a wonderfully smooth, creamy, and super comforting Curried Butternut Squash Soup with minimal effort, thanks to your slow cooker. Granny Smith apples, onions, and carrots infuse this soup with a beautifully balanced flavor, while a hint of cream adds a luxurious finish.

Curried Butternut Squash Soup (Slow Cooker)

Ingredients

  • 2 – 2 ¼ pounds butternut squash, peeled, deseeded, and chopped into small chunks
  • 1 large yellow onion, roughly diced
  • 2 Granny Smith apples, peeled, cored, and diced
  • 2 medium carrots, peeled and cut into chunks
  • 2 tablespoons light brown sugar (or maple syrup)
  • 1 tablespoon salt (or to taste)
  • 1 teaspoon black pepper (or to taste)
  • 2 bay leaves
  • 1 tablespoon curry powder (mild or hot, plus more to taste)
  • ¼ teaspoon ground cinnamon
  • 1 teaspoon fresh minced ginger
  • 1 tablespoon minced garlic (about 3-4 cloves)
  • 2 cups vegetable (or chicken) broth
  • ½ cup heavy cream (plus extra for garnish; substitute full-fat coconut milk for dairy-free/vegan)

Instructions

  1. Slow Cooker Method: Lightly spray a 7-8 quart slow cooker with nonstick cooking spray for easy cleanup. Add the chopped butternut squash, onions, apples, and carrots to the slow cooker. Sprinkle in the brown sugar, salt, black pepper, bay leaves, curry powder, cinnamon, fresh ginger, and minced garlic. Pour in the vegetable broth. Stir gently to combine all ingredients. Cover the slow cooker and cook on the low heat setting for 7-8 hours, or on the high heat setting for 4-5 hours. The vegetables should be fork-tender when done.
  2. Instant Pot Method (Optional): For a quicker alternative, add all ingredients *except* the heavy cream to your Instant Pot. Secure the lid and set to manual (high pressure) for 30 minutes. Once cooking is complete, allow for a natural pressure release for 10 minutes before carefully performing a quick release of any remaining pressure.
  3. Finishing the Soup (Both Methods): Once the butternut squash and other vegetables are tender (easily pierced with a fork), it’s time to blend. Using an immersion blender, carefully blend the soup directly in the slow cooker (or Instant Pot liner) until completely smooth. If using a conventional blender, transfer the soup in batches, filling the blender no more than halfway, and holding the lid down securely with a kitchen towel while blending. Return all blended soup to the pot. Stir in the heavy cream. Taste and adjust seasonings as needed; you may want to add more curry powder, broth (to thin), salt, or pepper. A squeeze of fresh lime or lemon juice can also add brightness. Serve warm, perhaps with a drizzle of extra cream, fresh cilantro, or garlic toast/saltine crackers.

Have you made this recipe?

If you enjoyed this recipe, please consider leaving a ⭐️⭐️⭐️⭐️⭐️ rating and a comment below. You can also share a picture on Instagram with the hashtag #LITTLESPICEJAR, I’d love to see what you made!

© Marzia
Category: Dinner

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*Please note: The nutritional facts calculated are an estimate based on the ingredients I’ve used and are for general informational purposes. If you’d like a more accurate count, please calculate them using the specific ingredients/brands you’ve used to prepare the recipe. The nutritional information for this butternut squash soup is based on six generous servings.*