Boulangère Potatoes

Instructions

1- Heat oven to 200C/fan 180C/gas 6.

2- Fry the onions and thyme sprigs in the oil until softened and lightly coloured (about 5 mins).

3- Spread a layer of potatoes over the base of a 1.

4- 5-litre oiled gratin dish.

5- Sprinkle over a few onions (see picture, above) and continue layering, finishing with a layer of potatoes.

6- Pour over the stock and bake for 50-60 mins until the potatoes are cooked and the top is golden and crisp.