5. Bake in the preheated oven for 15 minutes until golden.
6. Wrap for your lunchbox or eat with some wintery green salad leaves.
Frittata and tortilla are one of the same thing but with different countries of origin. Frittata has its origins in Italy and can include meat, vegetables, cheese or pasta. A tortilla is from Spain and not to be confused with a south American tortilla which is a very thin bread made of maize. Use any seasonal vegetables you like to pack out the egg, like broccoli, spinach or squash.