Wash the sweet potatoes thoroughly, peel them, boil, and mash them.
Add eggs, cocoa powder, almond flour, and honey to the mashed sweet potato, and mix well.
Add baking powder and salt, and knead until evenly mixed.
Spread the batter evenly in an oven-safe pan.
Bake in a preheated oven at 180°C for 25 minutes.