Clams simmer with chouriço sausage, tomatoes, and wine in this Portuguese dish served over garlicky toast with kale.

I started making it as a traditional caldo verde, using leafy kale and Portuguese chouriço. One day, when I was craving the soup, I couldn't find leafy kale in any of the markets, so substituted ...

The famous Portuguese poet António ... add the fried sausage and finely chopped kale, cooking for another 3-5 minutes. Add salt if necessary. Pour the soup into bowls and serve.