- Separate whites from yolks of eggs.
- Whisk egg whites until stiff but not dry.
- Beat egg yolks until creamy.
- Lightly fold egg yolks into whites. Season with salt and pepper.
- Heat butter in a small frying pan.
- Pour in eggs and cook gently for 3 minutes.
- Sprinkle grated cheese on top and place under hot griller for 1 minute.
- Fold in half and serve immediately on a warm plate.