Preparation Steps
1
- In a medium oven-proof skillet heat the olive oil, add the garlic and cook until softened.
2
- In a glass or metal bowl, beat the egg whites until stiff peaks form.
3
In another bowl, beat the egg yolks and stir in the spinach and ricotta cheese; season with the salt, pepper and nutmeg.
4
Fold in the egg whites.
5
- Pour the mixture into the hot skillet and cook over medium heat until just set around the edges, about 2 minutes.
6
- Transfer the frittata to the oven and bake at 200C until golden and fluffy, about 15 minutes.
7
- Sprinkle the parmesan all over the top and bake for 2 minutes.
8
- Cut into wedges and serve immediately.