Bring to boil a large pot full of water and add the pasta when the water is boiling. Add also 1 tbsp of sea salt. Reserve 1 cup of starchy boiling water to thin the sauce if needed. Cook following the cooking time on the packaging.

In a skillet, heat the olive oil for 1 min at medium. Add the red onion and cook for 3/4 minutes up until nicely golden. Stir every minute.

Add the zucchini, adjust with salt and keep cooking for another 5 minutes until the zucchini are nice and tender.

Add the tomato pulp and the olives, stir and turn the heat off. You do not want the tomato to cook.

Drain the pasta and combine with the sauce. Add some of the starchy water from the pasta to thin the sauce if needed. Add the Parmesan cheese, fresh basil, mix and serve!