Step by step

Remove the pancetta from the pan and cook the tomatoes in the oil and chilli

Tips
If you want to prepare authentic spaghetti all’amatriciana, don’t use onion and, above all, try to get hold of some pork jowl meat instead of pancetta.
Trivia
Spaghetti all’amatriciana is one of the most popular dishes of the Lazio cuisine: its origin is in the town of Amatrice.