Preheat oven to 200°F. Blend the black beans, dates, almond butter and vanilla in a food processor or high powered blender until smooth.Add the cocoa powder, and chia seeds and blend again. Pour into a very lightly oiled 8x8-inch baking pan and bake for 1 1/2 hours.Cool completely before cutting into small squares. Top with raspberries or other berries.Banana Treat:Blend bananas, blueberries, and walnuts in a high speed blender. Pair the banana treat with the warm brownies and enjoy!Recipe courtesy of Dr. Joel Fuhrman.