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Caldo verde is a Portuguese classic that’s both humble and deeply satisfying. Tender potatoes are cooked until they soften, then mashed into the broth to create a creamy base. Fine ribbons of kale are stirred in, their bitterness providing balance, and sliced Portuguese sausage adds richness and smoky depth. It’s a one-pot wonder that comes together in under an hour and tastes like home.
What is caldo verde?
Caldo verde, which translates to “green soup,” is a traditional Portuguese soup from the Minho region. It’s built on a foundation of creamy mashed potatoes, enriched with Portuguese chorizo or linguiça sausage, and finished with thin strips of kale (traditionally a curly or lacinato variety). The result is warming, rustic, and endlessly comforting. It’s often served as a starter, but it’s substantial enough for a light main course, especially with crusty bread alongside.
Why you’ll love it
- Ready in 35 minutes with pantry staples—no fancy ingredients or techniques required
- Creamy, savory, and deeply warming; perfect for cold weather
- High in fiber (kale) and protein (sausage), making it nutritious as well as indulgent
Ingredients (serves 4)
| Ingredient | Amount | Where to find it / Substitutes |
|---|---|---|
| Potatoes (waxy or all-purpose), peeled and cubed | 600 g (1.3 lb) | Produce section; Yukon Gold or red potatoes work well |
| Vegetable or chicken broth | 1 liter (4 cups) | Broth aisle |
| Yellow onion, diced | 1 medium | Produce section |
| Garlic, minced | 4 cloves | Fresh produce |
| Portuguese chorizo or linguiça sausage | 300 g (10.5 oz) | Meat counter or specialty store; slice into rounds |
| Kale (curly or lacinato), thinly sliced | 200 g (7 oz) | Produce section; remove stems and slice into thin ribbons |
| Olive oil | 3 tbsp | Pantry staples |
| Salt and black pepper | To taste | Pantry staples |
| Bay leaf (optional) | 1 | Spice aisle |
Allergens: Pork (chorizo, linguiça); garlic. Sausage must be fully cooked through with no pink inside.
How to make it
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Soften the vegetables: Heat olive oil in a large pot or Dutch oven over medium heat. Add the diced onion and cook for 4–5 minutes, stirring occasionally, until softened and translucent. Add the minced garlic and cook for 1 minute until fragrant. Do not brown.
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Add potatoes and broth: Add the cubed potatoes and bay leaf (if using). Pour in the vegetable or chicken broth. Bring to a boil over medium-high heat, then reduce to a simmer. Cook for 15–18 minutes, stirring occasionally, until the potatoes are very tender and beginning to fall apart.
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Mash and create creaminess: Remove the pot from the heat. Using a potato masher or immersion blender, mash the potatoes directly in the pot, leaving some texture—the soup should be creamy but not completely smooth. If you prefer a brothier soup, mash less; for creamier, mash more. Stir well to combine.
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Cook the sausage: While the potatoes cook, heat a separate skillet over medium heat. Add the sliced sausage and cook for 5–7 minutes, stirring occasionally, until the sausages are browned on both sides and cooked through. Transfer to a plate.
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Add kale and sausage: Return the pot to medium heat. Add the sliced kale in batches, stirring each batch down as it wilts, until all the kale is incorporated (about 3–5 minutes). Season with salt and black pepper to taste. Add the cooked sausage to the pot and stir to combine. Simmer for 2–3 minutes to let the flavors meld.
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Serve: Ladle into bowls and serve hot, with a drizzle of olive oil on top and crusty bread on the side.
Tips for success
- Choose the right kale: Curly kale or lacinato (dinosaur) kale work best; regular kale is tougher and takes longer to become tender. Thinly slice it so it cooks quickly and becomes silky.
- Don’t skip the sausage cooking step: While the sausage adds richness to the soup simply simmered in the broth, browning it in a separate skillet creates flavorful edges and renders fat that adds depth.
- Mash the potatoes in the pot: This creates creaminess without needing cream, and it’s faster than fishing potatoes out and mashing separately.
- Taste and season: Potatoes and broth vary in saltiness. Taste at the end and adjust seasoning as needed—a pinch of salt at the end brings all flavors into focus.
- Add sausage at the very end: Late addition keeps the sausage slices whole and appetizing rather than breaking down into the soup.
Variations / Storage
- Vegetarian caldo verde: Omit the sausage and add a drizzle of extra virgin olive oil at the end for richness. Smoked paprika adds smokiness.
- Spicier version: Use hot chorizo instead of mild, or add a pinch of cayenne pepper and red pepper flakes.
- With white beans: Stir in 1 can (400 g) of drained and rinsed white beans (cannellini or Great Northern) in the last few minutes for extra protein.
- Thinner soup: If the soup is too thick, thin with extra broth or water to your preferred consistency.
- Storage: Cover and refrigerate leftovers in an airtight container for up to 4 days — storage life varies with conditions. Reheat gently on the stovetop over medium heat, adding a splash of broth or water if needed to adjust consistency. The soup can also be frozen for up to 3 months; thaw in the refrigerator and reheat as above.
FAQ
Q. Can I use regular kale instead of curly or lacinato?
A. Yes, though it will take slightly longer to become tender (an extra 2–3 minutes). Regular kale can be tougher, so slice it even thinner and stir frequently to ensure even cooking.
Q. What if I can’t find Portuguese chorizo or linguiça?
A. Spanish chorizo or any good-quality smoked sausage works as a substitute. The flavor will differ slightly, but the result will still be delicious. Avoid Italian sausage, which has a different flavor profile.
Q. Can I use frozen kale?
A. Yes—thaw it first and drain well to remove excess water. Add it at the same point you would fresh kale, but reduce the cooking time since it’s already partially cooked.
Q. Should I peel the potatoes?
A. Peeling is traditional, but you can leave the skin on for extra fiber and texture. The soup will be slightly less creamy.
Q. Can I make this in a slow cooker?
A. Yes—combine the onion, garlic, potatoes, and broth, and cook on low for 6–8 hours. About 30 minutes before serving, mash the potatoes, add the cooked sausage and kale, and simmer until the kale is tender. This method yields a brothier (less creamy) result.
