Bring water to a rapid boil in a large pot. Add salt and oil. Add pasta and cook Al dente or just follow the instructions on the pack. Set aside some pasta cooked water. Drain off.

Then add onions. Saute until the onions turn golden. Egg fry in hot oil and add chicken. Add some salt and toss until well cooked.

Add pureed tomatoes and cook until the sauce thickness. Add sauted chicken and 2 to 3 tbsp of pasta cooked water. Mix and cook until the sauce reaches a thick consistency. Add pasta and cook for just 2 to 3 mins. Add more oil if it looks dry.