Steps
1. Beat the eggs in a bowl and season with salt and pepper.
2. Heat olive oil in a non-stick pan over medium heat.
3. Add the spinach and tomatoes to the pan and sauté for a few minutes.
4. Pour the beaten eggs over the vegetables in the pan.
5. Sprinkle shredded cheese on top.
6. Cook until the omelette is set, then fold it in half.
7. Slide onto a plate and serve hot.