Prawn and parsley frittata

From Jamie Oliver's Jamie's Italy
Ingredients

6 large eggs
a handful of fresh parsley leaves,finely chopped
zest of 1 lemon
juice of 1/4 of a lemon
1 heaped tbsp freshly grated parmesan cheese
180g fresh peeled prawns
a good knob of butter
oilive oil
1/2 a dried red chilli, crumbled

Preheat the oven to 220 degrees. In a bowl, whisk the eggs with a pinch of salt and pepper, then add the parsley, lemon zest and juice, and the parmesan. Roughly chop half the prawns, leaving the rest whole, and add all of them to the bowl. In a small heavy non-stick ovenproof pan, heat the butter with a good splash of oil until it begins to foam, then add all the egg mixture. Slowly move a spoon around the eggs for about a minute on a medium heat then put the pan into the oven. Cook for 4-5 minutes till slightly golden. Sprinkle over the chilli and serve.