Good chicken stock (fresh or a quality bouillon like Marigold or Knorr liquid stock)
4 sage leaves
1 leek - optional
Method/steps
Heat the oven to 180 C, slice the potatoes into £1 coin thick slices, slice the bacon and leeks too
Fry the potatoes until just goldenButter a shallow baking dish or roasting tin and layer the potatoes, bacon, sage and leek (if using) into the dish, add just enough stock to reach to top layer, dot with butter and pop in the hot oven
Forget about it and go and have a nice sit down, after about an hour it is ready, serve with bread for mopping up the abundant sauces