Cook pasta in a large saucepan of boiling, salted water following
packet directions, until tender, lastly drain, reserving 1/4 cup
cooking liquid.
Meanwhile, heat oil in a large frying pan over medium-high heat,
then add garlic and chilli. Cook for 1 minute or until fragrant,
then add prawns.
Cook, stirring, for 2 to 3 minutes or until pink and cooked
through, then add pasta, tomato and cooking liquid, then cook for
2 minutes or until heated through, then Season with salt and
pepper, lastly Stir through parsley and serve.