Preheat oven to 350 degrees.
Put 6 dates in a 1/4 cup of hot water and soak 5 minutes, then puree them in a blender
Open the beans, rinse and drain them, then puree them in a blender (or mash with a fork)
Fresh mill a cup of wheat berries and a cup of oat berries (or just use 1 cup store bought whole grain flour and 1 cup ground oats)
In a large mixing bowl add the flour, ground flax and chia seed, salt, baking powder, cocoa, and mix well.
Add the pureed beans, dates, eggs, oil, and milk and stir well.
Place the batter in an oiled 9x13 pan and bake for 25-30 minutes or until the toothpick comes out clean.
Let cool completely.