In a large pot boil the water with salt and oil.

After water comes to the boil add the pasta.
Cook the pasta until it is just tender, not too soft. Drain the water and set pasta aside.

Mix the cornstarch in ¼ cup of water and keep aside.

Boil enough water and add the tomatoes. Let it get cooked for 2-3 mins till you see the outer skin peeling off.

Switch off, cool down and peel of the skin, trim the edges and puree it to a fine paste(no water to be added).Keep aside.

Heat oil, add garlic and fry till lightly browned.Then add the tomato puree.Allow it to boil for 3mins.

Then add 1/2 cup water and allow it to boil for atleast 2mins.

Now add cornstarch,add oregano, black pepper powder,chilli flakes,basil, tomato sauce,salt and sugar.

Give a quick stir and allow it reach a sauce consistency.Your pasta sauce is ready

Heat the oil in a skillet over medium high heat.
Add vegetables to skillet and sauté until they are nearly tender.

Now assembleing pasta ; Heat the oil in a saucepan and add basil and chilli flakes stir for few seconds.

Next add the drained pasta and sauté for a minute.

Pour the vegetable and sauce over the pasta, mix well until pasta is well coated with sauce.

Serve hot.