Lemony potato gratin

Lemony potato gratin

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(3 ratings)

Prep: 20 mins Cook: 1 hr, 10 mins - 1 hr, 20 mins plus resting


Serves 6

Dauphinoise can be a bit rich, so make it lighter by mixing stock with cream. It's just as creamy and indulgent, but a little less heavy.

Nutrition and extra info

  • Freezable
  • Gluten-free
  • Vegetarian

Nutrition: per serving

  • kcal351
  • fat22g
  • saturates13g
  • carbs34g
  • sugars2g
  • fibre4g
  • protein5g
  • salt0.2g
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  • zest 1 large lemon



    Oval in shape with a pronouced bulge on one end, lemons are one of the most versatile…

  • 4 thyme sprigs, leaves only
  • ½ tsp freshly grated nutmeg



    One of the most useful of spices for both sweet and savoury

  • 200ml double cream
  • 200ml vegetable or chicken stock (or gluten-free alternative)
  • 1¼kg potato, peeled and very thinly sliced



    The world's favourite root vegetable, the potato comes in innumerable varieties. A member of…

  • 25g butter



    Butter is a dairy product made from separating whole milk or cream into fat and…


  1. Heat oven to 180C/160C fan/gas 4. Put the lemon zest, thyme, nutmeg, cream, stock and plenty of seasoning into a large saucepan and bring to a simmer. Add the potatoes, stir well, and cook gently for 8 mins until beginning to soften, stirring every so often so they don’t stick.

  2. Grease a medium casserole dish using a little of the butter. Spoon the potatoes and creamy liquid into the dish and dot the remaining butter over the surface. Cover with foil and bake for 30 mins. Remove the foil and return to the oven for a further 30-40 mins until the potatoes are soft and the surface is golden. Leave to rest and cool for 15 mins before serving.

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Comments, questions and tips

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11th May, 2014
This was a very easy, straightforward dish to make and the timings were spot on. The taste of the lemon and thyme added a really nice touch. Mine did stick to the bottom of the saucepan, so it's good to follow the advice there!
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