1. Each material
2. Put butter and dark chocolate in a bowl, steam in water, set aside
3. Beat the egg and sugar until white
4. Sift the low powder and cocoa powder and mix evenly
5. Throw in walnuts, dried prunes and raisins and mix well
6. Melted dark chocolate and butter
7. Pour the mixed batter into the mold
8. Put it in the oven 170 degrees
9. Bake for 40 minutes, let out and let cool before serving
