Albert Bartlett Potato Gratin - Albert Bartlett

Albert Bartlett Potato Gratin - Albert Bartlett

albertbartlett.co.uk

Preheat oven to 400°F (200 degrees). Wash potatoes and slice into thin slices, using a mandolin if you have one. Slice onion as thin as possible.

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Ingredients

  • 1kg Albert Bartlett potatoes
  • 1 onion
  • 3 tbsp butter
  • 3 tbsp flour
  • 1 tsp dry mustard powder
  • 240ml milk
  • 250g grated cheddar cheese
  • 125g gruyere cheese
  • salt & pepper to taste

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