Ingredients

1/4 cup olive oil

1 leek, rinsed and chopped

1/2 cup chopped white onion

2 pounds Jerusalem artichokes

5 cups vegetable stock

1 teaspoon sea salt

Preparation

heat olive oil in soup pot over medium heat. Add leek and onion and saute 5 minutes. Add artichokes, broth and salt and bring to a boil. Decrease heat, simmer covered 30 minutes.

Remove from heat and cool. Process in blender, reheat before serving.