This healthy sweet potato soup is rich and savory with a naturally creamy texture. It's a nourishing main course on weeknights, or a beautiful first course to a special occasion meal!
Nearly every week I throw together a big pot of soup for dinner, which we eat with these buttery oven grilled cheeses or slabs of cornbread. Usually the soup is vegetable-based, as it's one of the most foolproof methods I have of getting my kids to devour their veggies. This version is my girls' favorite.
Ingredients
This is an easy-to-make soup that uses mostly pantry staples, including sweet potatoes, leek (or onion), garlic, broth and water. Ground cinnamon, nutmeg, chili powder and a bay leaf give it an irresistible flavor (see below for other variations!).
How to make sweet potato soup
First, leeks and garlic are gently sautéed until tender. A touch of cinnamon, chili powder and nutmeg are added to provide warmth, followed by diced sweet potatoes. The potatoes get covered with a mix of broth and water (or you can go for straight water) and are simmered until tender.
The soup is then blended until creamy and rich (you can use either a stick blender or regular blender). We love to swirl a touch of cream or coconut milk into each bowl and sprinkle them with toasted pecans or pumpkin seeds for crunch (but they're optional).
Easy soup variations
This is less of a recipe and more of a technique, and it can be adapted to your own tastes! You can swap out the leek for a sweet onion, throw in a bit of ginger, and/or change up the spices to make it your own (think curry powder, cumin, Aleppo pepper, cayenne etc). You can also swap out the sweet potatoes for butternut squash and make squash soup instead!
Serving suggestions
This healthy sweet potato soup is lovely enough to be the first course to a fancy dinner, but humble enough for any old Tuesday night. Serve it these oven grilled cheeses or cornbread, and forget all about the stresses of the day. Ahhhhh, it's soup time!
Soup making tips:
- To puree the soup, you can use a regular blender, Vitamix or stick blender.
- Since this is such a simple soup, be sure to season it well with salt and pepper, which are critical to the soup's flavor. Feel free to add in more spices or to switch them up according to your tastes!
- You can swap out the sweet potatoes in this soup for cubed butternut squash instead.
- This soup (like most!) gets even better with time. It can be refrigerated for up to 5 days.
- If you want an even creamier soup, swap out 1 cup of the broth or water for or coconut milk, regular milk or cream.
- For slow cooker soup ideas, check out my book, Fresh Flavors for the Slow Cooker!
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Other soups to try:
- Curried Sweet Potato Soup Bowls
- Chicken Noodle Soup in Under an Hour
- Roasted Squash Soup with Coconut & Curry
- Vitamix Tomato Soup
Stay connected
I'd love to answer any of your questions and see what you're cooking!! Don't forget to give this recipe a star rating and leave a comment below. Follow along on Instagram, Facebook, YouTube & Pinterest, and be sure to tag @nickisizemore so that I can share your creations!
Get the recipe!
Healthy Sweet Potato Soup
Ingredients
- 3 tablespoons butter or olive oil
- 1 large leek, white and light green parts only, chopped
- Salt and freshly ground black pepper
- 2 garlic cloves, chopped
- ½ teaspoon cinnamon
- ¼ teaspoon chili powder
- Pinch freshly grated nutmeg
- 1 bay leaf
- 2 ½ pounds sweet potatoes (2 large potatoes), peeled and chopped
- 3 cups chicken or vegetable broth
- 3 cups water
To serve
- Heavy cream or coconut cream, for swirling (optional)
- Chopped toasted pecans or pumpkin seeds (optional)
Instructions
- Melt the butter in a large pot over medium heat. Add the leek, and season with salt and pepper. Cook, stirring occasionally, until softened, about 3 minutes.
- Stir in the garlic, cinnamon, chili powder, nutmeg and bay leaf. Cook, stirring, until fragrant, about 30 seconds. Slide in the sweet potatoes, and season with more salt and pepper. Stir the potatoes to coat in the spices. Pour in the broth and water. Bring to a boil, then reduce the heat to a simmer and cook until the sweet potatoes are tender, about 10 minutes.
- Remove the bay leaf and puree the soup in a blender (or you can use a stick blender). Add more water or broth to reach the consistency you want (I like it thick, but still soup-like). Taste and season with additional salt, pepper and/or spices as needed.
- If you’d like, drizzle a bit of heavy cream or coconut cream over the soup, and sprinkle with chopped pecans or pumpkin seeds.
Notes
- To puree the soup, you can use a regular blender, Vitamix or stick blender.
- Since this is such a simple soup, be sure to season it well with salt and pepper, which are critical to the soup's flavor. Feel free to add in more spices or to switch them up according to your tastes!
- You can swap out the sweet potatoes in this soup for cubed butternut squash instead.
- This soup (like most!) gets even better with time, so go ahead and make it in advance.
- If you want an even creamier soup, swap out 1 cup of the broth or water for or coconut milk, regular milk or cream.
- For slow cooker soup ideas, check out my book, Fresh Flavors for the Slow Cooker!
Róisín says
This is absolutely beautiful. I have only begun learning how to make soups and this is bar far one of my favourites. It is delicious, there's no other word. It really helps also, when the authors suggest other spices or ingredients - so we can also get a little bit creative. I pretty much stuck to the recipe bar the nutmeg as there wasn't any available when I went to make it it tastes smashing all the same 🙂
Nicki Sizemore says
Hi there! Thank you for your comment, and I'm so happy to hear you liked the soup!
Sio MLADY says
Quick. Easy. Extremely satisfying! I doubled up the spices and added curry powder and it was incredible!
I am watching my calories, so this was perfect. I would love to use heavy cream/coconut milk or any thicker agent to add body and flavor for next time!
Nicki Sizemore says
Thank you for your comment, and I'm so happy you liked the soup!
Leah Rabadi says
What are the nutritional values?
Susan Byrnes says
Hi Nicki, this sounds warm and welcoming. I've been wanting to try sweet potato soup for awhile.
Wishing you the very best with your upcoming little one, bet Ella's so excited. Happy baby !! Merry Christmas to you all.