Soak the garbanzo, borlotti, and cannellini beans
in cold water for 12 hours.
Drain well and
cook for about 1 hour, or until the beans are all
tender. Drain.
Cook the lentils in a pan of salted, boiling water for
about 30 minutes, or until tender. Drain and set aside.
Cook the spelt in a pan of salted, boiling water for the
time indicated on the package, or until tender. Drain
and set aside.
Sauté
the onion, carrot, celery, parsley, and sage in the oil
in a large frying pan over medium heat for 5 minutes, or
until the onion is translucent. Season with salt and
pepper.
Add the tomatoes, beans, lentils, spelt, and vegetable
stock, and cook for 5-10
minutes.
Garnish with the croutons and
serve
hot.