Boil the pasta as per instructions on the pack.

In a pan add butter and oil and heat it.

Add the onions and cook till pinkish.

Now add all the three coloured bell peppers and cook for some time.

Now add pasta sauce, mayonnaise, milk and cheese spread to it and mix well.

Add chilli flakes, mixed herbs and salt to the pan.

Cook for 1-2 minutes and add pasta to it.

Cover and cook for 3-5 minutes.

Add chopped spring onions and serve hot.