Place the dates into a small saucepan and cover with teh water
Bring to a simmer over a medium temperature and leave to simmer for 10 minutes
Remove from the heat and blend until smooth using a stick blender
Set aside to cool completely
Preheat the oven to 180° Celsius
Place the milk and vinegar into a large mixing bowl and leave to stand for 5 minutes
Add the bicarbonate of soda and leave to stand for 2 minutes
Add the olive oil, eggs and espresso and whisk to combine
Add the dates and whisk to combine
Sift the flour, cocoa powder, baking powder and salt into a large mixing bowl
Add the date mixture and whisk until completely combined
Pour the batter into a lined 23cm spring form baking tin *** and place into the oven to bake for 35 minutes
Remove from the oven and leave to cool completely in the tin
Remove the cake from the tin and serve as is, or top with ganache
Notes
* To make this lactose free, use a milk alternative.
** To make this gluten free, use a gluten free flour such as cassava flour.
*** The recipe called for 2 baking tins, but I did not think there was enough batter for 2 tins, so I used one and it was perfect.