Lemon & parsley spaghetti Ingredients 175g spaghetti 2 tbsp olive oil 140g large raw peeled prawns , thawed if frozen zest and juice 1 lemon , plus wedges to serve (optional) bunch flat-leaf parsley , roughly chopped Boil the pasta. Meanwhile, heat the oil in a large pan, add the prawns, then quickly fry until they are evenly pink. Throw in the lemon zest and juice, parsley, 2 tbsp of the pasta cooking water and salt and pepper, then heat through. Drain the spaghetti, add to the pan, then toss everything together. Serve with lemon wedges, if liked.