Spaghetti With Leeks, Peas and Pesto

Directions

1. 1
   Cook the spaghetti according to pack instructions, adding the peas for the final 2 minutes.
2. 2
   Meanwhile, heat the oil in a frying pan, add the leeks, then gently cook for about 5 minutes until softened.
3. 3
   Stir in the pesto and 3 tbs of the pasta cooking water then simmer for a few minutes.
4. 4
   Drain the pasta and peas, then add to the frying pan, tossing everything together.
5. 5
   Serve with parmesan, if using.