Creamy Sweet Potato Soup with Winter Greens (4 servings)

 2 large sweet potatoes

½ onion

2 cloves garlic

1-2 t. chopped fresh ginger

½ t. chopped fresh turmeric or 1⁄4 t. powdered turmeric 

ghee for cooking

1 can coconut milk

salt and pepper to taste

½ t. cumin

¼ t. coriander

dash of cinn...