Magnificently Green Kale Soup

From Sarah Voiland, 2013 

3/4 lb. Kale (about 1 bunch) or other greens
7 cups water
3/4 cup cashews, preferably soaked in water overnight
1 tbs. butter or olive oil
1 medium onion
2 cloves chopped garlic (optional)
Pinch of nutmeg
2 tbs. beer (optional)
2 tbs. chopped fresh parsley (optional)
1 tbs. lemon juice
Salt and pepper to taste

Chop the onion and sauté in butter until caramelized. Add the garlic (if using) and cook for a minute. Puree kale in six cups of water and add to pot. Puree cashews with a cup of water and add to pot along with beer, nutmeg, lemon juice, parsley, and salt & pepper.
Simmer for 20 minutes, adjust seasoning, and serve it hot.