Bloomin` brilliant brownies by jamie oliver

Ingrediente

• 250 g unt nesarat,
• 200 g ciocolata 70% cacao
• 80 g cacao cernuta,
• 65 g faina cernuta,
• 1 lingurita praf de copt,
• 360 g
• Optional 50 g nuca taiata ,
• 75 g visine