In one saucepan boil water and add pasta and salt and cook. Once cooked strain and wash with cold water. Do not overcook pasta.

Now take a wok, heat oil add veggies and cook on high flame add soy sauce. Cook for few mins,

Once the veggies get tender add tomato purée and ketchup and mix it well, cook for 4-5 mins, add cooked and washed pasta and mix well. Seasoned with oregano and serve.