Method

• 1.
  Preheat the oven to 200°C.
• 2.
  Heat oil in a large oven proof fry pan over medium heat. Add the onion and cook, stirring, for 4 minutes or until soft. Add chilli and salami, then cook for 2 minutes or until fragrant. Add tomato and cook for a further 2 minutes or until slightly softened. Season, then remove from the heat.

• 3.
  Whisk the yolks and sour cream in a bowl until combined. In a separate bowl, whisk the egg whites to soft peaks using electric beaters, then gently fold into the sour cream mixture. Pour over the tomato mixture in the pan.
• 4.
  Transfer pan to the oven and bake for 15 minutes or until set and golden. Cool slightly, then invert onto a plate.
• 5.
  Serve the frittata topped with the rocket, extra chilli and sour cream.