For dough:
- 100g flour
- 5 tablets of vegetal charcoal
- ½ tablespoon extra-virgin oil
- 3 egg yolks
For filling:
- 200 g gorgonzola
- 50 g ricotta
- Parmesan cheese
- salt and pepper
For sauce:
- 200 g plum tomatoes
- ¼ onion or shallot
- extra-virgin oil
- salt and pepper
- ½ coffee spoon pectin