Heat large pot to medium heat and add olive oil, heat till warm then add garlic and simmer for 30 seconds

Stir in tomatoes, salt and basil springs, keep cooking until sauce boils, then lower heat and simmer, stir every few minutes, till thinckens (about 15- 20 min) and salt and basil leaves

Let sauce rest, while bringing a large pot of salted water to boil, and cook spaghetti for 8-9 minutes, drain pasta and toss in strainer.

Serve spaghetti noodles. Then top with sauce and Parmigiano-Reggiano cheese.