
| Ingredient | Quantity | Notes |
|---|---|---|
| Unsalted butter | 150 g | Cut into cubes, extra for greasing |
| Cocoa powder | 1 tbsp | |
| Dark or bittersweet chocolate | 350 g | Broken into pieces |
| Brown sugar | 150 g | |
| Salt | 1 pinch | |
| Eggs | 6 pcs | |
| Egg yolks | 2 pcs | |
| Vanilla bean paste | 1 tsp | |
| All purpose flour | 75 g |