Add the onion (quartered), garlic and ginger (sliced into thin coins) and chop 5 seconds, speed 5. Add the coconut oil and saute 3 minutes, 100 degrees, speed 1, MC off.
Add the sweet potato (cubed), spices and seasoning and saute 3 minutes, 100 degrees, speed 1, MC on. (If you plan to puree this soup at the end, you can chop 5 seconds, speed 5 before sauteeing.)
Add the stock or broth and lentils and bring to a rolling simmer, 15 minutes, 100 degrees, speed 1, MC on, or until the lentils have softened.
In the final few minutes, through the hole in the lid, add the lemon zest, tear the kale from the stems and add to the soup with the coconut milk.
Remove the lid and stir through the lemon juice. Taste and adjust the seasoning if necessary.
If you would like a smooth soup, puree 30 seconds, speed 9, MC on.