Vegan Colcannon Soup

Ingredients:

2 tablespoons extra virgin olive oil
2 medium leeks, tough green outer leaves removed, washed well (see Kitchen Tip), and thinly sliced
2 cloves garlic, chopped
1 stalk celery (with leaves), roughly chopped
3 large russet potatoes, peeled and cut into cubes (about 2 cups)
¼ head savoy cabbage, roughly chopped (3 cups)
1 head kale, stemmed and roughly chopped (about 8 cups)
8 cups Roasted Vegetable Stock or store-bought low-sodium vegetable broth
2 teaspoons kosher salt
1 teaspoon freshly ground black pepper
Juice of 1 lemon

Course: soup

Cuisine: European,Irish