Peel the tomatoes if they are August tomatoes and do not bother if they are not — but if they are not, cook this in winter from a tin instead and admit it. Finish the pasta in the sauce with a ladle of its water; that emulsion is the difference.
It did not make it into the plan for these seven days.
The method above is what decides the dish, not a step-by-step recipe. The link runs a web search on the name: this page has no vetted sources of its own, and will not invent any.