- 00 flour : 300 g
- Bitter cocoa powder : 50 g
- Butter : 150 g (cold and cubed)
- Sugar : 100 g
- Egg : 1
- Egg yolk : 1
- Lemon zest : grated (of 1 lemon)
- Salt : a pinch
- Baking powder : 1/2 sachet (optional)
Ingredients for Chocolate Cream
- Whole milk : 500 ml
- Sugar : 100 g
- Egg yolks : 4
- Bitter cocoa powder : 30 g
- Corn starch (cornflour) : 40 g
- Dark chocolate : 150 g (chopped)
- Vanilla : 1 pod or 1 teaspoon extract (optional)
