Cook the pasta in a pan of salted, boiling water according to the pack instructions.
In a large frying pan heat the oil, add the garlic and fry for 1 minute. Add the peas and the lemon juice, braise for 2-3 minutes until the peas are just tender. Take off the heat, add the lemon zest and pea shoots, season, then put the lid on.
Drain the pasta, but keep a cupful of the cooking water.
Add the pasta to the peas and put the pan back on the cooker. Add a couple of spoonfuls of the cooking water, combine, then heat through for a minute. Stir in the dill and a tablespoonful of parmesan.
Serve with freshly ground pepper and more cheese scattered over it. Garnish with pea shoots.