Ingredients
Equipment
Method
- Put the frying pan on a medium-high heat and add a splash of oil or butter
- Beat the egg and add to the pan and cook to your liking, folding the edges in slightly with the spatula as it cooks (this is so it fits nicely in the sandwich)

- Slice the tomato and onion
- Season the tomato with the salt and pepper

- Build the sandwich starting with the omelette

- Then add the mayonnaise

- Then the tomato and onion

- Slice on the diagonal and enjoy

