Celeriac, Potato & Rosemary Gratin

Ingredients

  • 6 rashers bacon , chopped (optional)
  • 420ml double cream
  • 350ml milk
  • 2 garlic cloves , sliced
  • 1 tbsp rosemary , finely chopped
  • 1 red chilli , deseeded and sliced
  • 1 tbsp Dijon mustard
  • 1 celeriac (about 500g) peeled, quartered and thinly sliced
  • 500g potatoes , peeled and very thinly sliced

Recipe Name

Celeriac, Potato & Rosemary Gratin

Method

  1. Heat oven to 180C/160C fan/gas 4. Grill the bacon, if using, until cooked and lightly brown, then set aside.
  2. Bring cream, milk, garlic, rosemary, chilli and mustard to the boil in a medium saucepan, then turn off.
  3. Pour a little of the cream mixture onto the bottom of an ovenproof gratin dish. Arrange a layer of celeriac, scatter with bacon, then season. Pour over some more of the cream mixture and repeat the same process, alternating potato and celeriac, finishing with a layer of potato. Cover with the remainder of cream mixture, then bake for 1-1ΒΌ hrs, until golden and vegetables are tender when a knife is stuck in. Leave to sit for 5 mins, then serve.