Preheat oven to 160 degree Celsius (convection setting)
Rinse the beans and remove the stones from the dates
Add everything apart from chocolate, baking soda and baking powder to a blender and blend until completely smooth
When the batter is smooth add baking soda and baking powder and blitz quickly to incorporate
Chop your dark chocolate into chunks and add ¾ of the chopped chocolate to the batter and mix with a spoon. Top the batter with the remaining chocolate
Transfer to a lined tin and bake for 50 minutes. Bake it covered with aluminium for the first 35 minutes, then uncovered for the last 15 minutes
Allow to cool completely and slice
Top with Greek yoghurt and a sprinkle of nuts or seeds of your choice
