3. Add the peeled shrimp and mix and cover for about 3 minutes. Continue to cook covered until the shrimp have turned pink on the outside and white in the centre. Remove the lid and add the fettuccine, peas, parsley and an additional 2 tbsp of olive oil. Mix well to ensure the pasta is well coated with the olive oil, garlic and chilli flakes. Add salt and pepper to taste.