Although this classic Portuguese soup is simple to make, it requires the highest quality chorizo, a spicy and chewy smoked sausage. It's also best with a leafy kale, such as Russian kale or Tuscan cavolo nero.Plus: More Soup Recipes and Tips
Heat the 2 tablespoons of olive oil in a large enameled cast-iron casserole. Add the garlic, onion and half of the chorizo and cook over low heat, stirring occasionally, until the onion softens, about 8 minutes. Add the water, potatoes and a large pinch each of salt and pepper and bring to a boil. Simmer over low heat until the potatoes are tender, about 15 minutes. 2. Using an immersion blender, process the soup to a coarse puree. Bring the soup to a boil. Add the kale and simmer until it is wilted, about 3 minutes. Stir in the remaining half of the chorizo and simmer for 5 minutes. Season with salt and pepper and serve in bowls, drizzled with olive oil.
The soup can be refrigerated for 2 days.
To accompany this hearty, garlicky soup, try a lively, rich white.