Pomodoro sauce: Peel the tomatoes, cut them in halves and remove the seeds. Chop the onion and garlic in irregular forms. Put olive oil in a big pan and add the onion and garlic, wait untill it changes color and add the tomatoes, cook it for 10-15 minutes with low fire and continuously mix the ingredients. Add the tomatoe sauce, oregano, salt and black pepper and wait to boil. Finally blend it well to get a really good and easy pomodoro sauce.