Anyone can grow fava beans! push in them in to any soil in the winter time after you've harvested all your fall crops. Let mother nature do its work and watch these hardy legumes get to work. They need no fuss and can be left on their own without ever watering in most conditions.
You can cut them back after they've grown half a foot and till the whole plant to your soil and cover with compost. Or let half of them grow until you yield the precious pods and beans. So many uses for this amazing cover crop and nitrogen injector! As food for you and me and food for the soil. Its roots and roughage tilled in to your parent material is a natural source of nitrgoen.
As for food, harvest the pods and the leaves, 15-minutes in the grill or oven, drizzle some olive oil and sprinkle some finishing salt and done. Eat the beans by popping them out like edamame and enjoy!