Ingredients
Instructions
- Heat the oil in a large frying pan with a lid and fry the onion and sausages until starting to brown.
- Add the potato slices and cook, stirring occasionally, until golden.
- Season with salt and pepper.
- Add the mustard, if using, to the stock, then pour into the pan.
- Cover with a tight-fitting lid and cook for 10 minutes until the potatoes are tender.
- Preheat the grill to medium.
- Scatter the cheese over the top of the potatoes and put the pan under the grill for 5 minutes until the cheese is bubbling and golden.
- Serve with steamed vegetables.