Mix all the dry ingredients well in a bowl.
Mix all the wet ingredients well in a separate bowl.
Add your wet ingredients to your dry ingredients and mix well to form a dough.
Knead the dough for 5 minutes until it is really elastic.
Boil this dough in a pot containing 8 cups of liquid stock for 45 minutes.
Remove dough from the stock and let it settle overnight in the fridge.
Cut the seitan into thin strips.
Serve on its own or use as a sandwich filling.