How to make
Boil and mash the potato (with a blender).
Add the dates and grind them.
Add all the other brownie products and carefully blend.
Use a spoon or spatula and mix the mixture well for this vegan brownie.
Put baking paper and spread the dough on top.
Bake the vegan sweet potato brownie for 25-30 minutes at 360°F (180°C).