Bring a saucepan of lightly salted water to the boil and add the linguine. Cook according to the instruction on the packet, or until al dente, about 9 to 10 minutes.
Meanwhile, spray the garlic oil into a frying pan over a medium heat and cook and stir the onion, pepper and chilli for a few minutes until tender. Add the prawns and Parmesan cheese and cook for a further 2 to 3 minutes then stir in the garlic butter.
Drain the linguine and add to the prawns and vegetables; toss in the pan to mix. Finally add the black pepper, ginger and chilli flakes and cook 1 to 2 minutes.