Prawn, pea, asparagus pasta

200g spaghetti 1 bunch asparagus 1 chilli, sliced zest of 1 lemon 1 cup frozen prawns 2 good handfuls rocket or spinach 3/4 cup peas, frozen or fresh 1 tablespoon light sour cream Instructions Step 1 Cook spaghetti in boiling water till al dente. Step 2 While that\'s going, make the sauce: toss sliced asparagus in a little oil, add chilli and lemon zest and then the prawns. Stir-fry until the prawns are cooked through. Step 3 Take off the heat, add a couple of dessert spoons of light sour cream and stir through. Add a little bit of the pasta water to make a smooth sauce, stir in the greens and peas. Add the pasta, toss, season and serve.