Gather your three ingredients: a head of romanesco broccoli, a potato and a leek. Chop the potato into small cubes, break the broccoli into florets, and thinly slice the leak.

You will also need olive oil, sea salt and pepper.

And a large soup pot.

Add some olive to a large, heavy pot and warm.

$Add leaks and saut\u00e9 at low medium heat until soft. This should take 5 to 8 minutes.$

Add leaks and sauté at low medium heat until soft. This should take 5 to 8 minutes.

$Add the broccoli florets and the potato and saut\u00e9 for about 5 minutes.$

Add the broccoli florets and the potato and sauté for about 5 minutes.

Add enough vegetable stock to cover, about 4 cups.

Cook until the broccoli is tender, about 20 minutes.

$Let cool for a couple of minutes. Add salt and pepper to taste, then use an immersion blender to pur\u00e9e.$

Let cool for a couple of minutes. Add salt and pepper to taste, then use an immersion blender to purée.

Pour into soup bowls, and swirl a little olive oil on top.

How to cook romanesco brocolli soup

Not sure what to do with a romanesco broccoli? This quick and easy soup showcases the nutty flavor of this interesting looking vegetable.