Lemon White Bean Kale Soup

cannellini beans (dried (see notes re. using canned, pre-cooked beans))

water

vegetable stock

olive oil

large white onion (diced)

garlic

thyme (dried)

inch strip kombu

bay leaves

small potatoes (peeled and cubed (about ¾ cup))

kale (very tightly packed (preferably Lacinato kale, curly kale isn't as nice a texture))

Juice and zest of one lemon