Portuguese Yum Ham and Cheese Omelette

1. Beat two eggs for each omelette and season with salt and pepper. 
2. Heat 2 tablespoons of butter and when it is hot, add the egg mixture.
3. Cook until it's done (repeat for each omelette).
4. Fold each omelette in half and stuff them with the slices of cheese and ham.
5. Decorate with sprigs of watercress (optional) and serve.

Recipe & Photo Credit: TV7 dias - A Arte de Bem Cozinhar - O melhor da Cozinha Portuguesa - fascículo n.º 149