Truffled Jerusalem artichoke gratin

PT1H15M

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Ingredients

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Imperial

  • 800g of Jerusalem artichoke, scrubbed clean
  • 300ml of double cream
  • 300ml of milk
  • 2 pinches of nutmeg, grated
  • truffle oil, to taste
  • 3 onions, sliced
  • 150g of Reblochon cheese, thinly sliced (or use a similar vegetarian cheese, if preferred)
  • truffle, grated (optional)
  • salt
  • pepper
  • olive oil
1
Leaving the skin on, use a mandoline to slice the artichokes to a 4mm thickness. Place into a pan with the cream, milk, nutmeg and a pinch of salt and pepper. Bring to the boil and simmer until the artichokes are cooked al dente, approximately 8-10 minutes, then season to taste with a drizzle of truffle oil
2
Meanwhile, fry the onions with a splash of oil and a pinch of salt in a frying pan set over a medium-low heat until soft and caramelised
3
Preheat the oven to 180°C/gas mark 4
4
Drain the artichokes, reserving the cream mixture. Take a baking dish and arrange some of the the slices in a neat layer over the base of the dish
5
Spread a thin layer of the onions over, season with salt and pepper, then add another layer of artichoke. Repeat the process until you are out of ingredients, making sure to finish with a layer of artichoke
6
Pour the reserved cream over the top and cover with the Reblochon. Bake in the over for 25-30 minutes until golden and bubbling. Serve with fresh truffle grated over the top, if using
  • truffle, grated (optional)
  • 150g of Reblochon cheese, thinly sliced
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