Ultimate lemon meringue pie

Ingredients

Dairy

  • 100g of butter
  • 1 free-range egg
  • 150g of butter

Store Cupboard

  • 75g of caster sugar
  • 230g of plain flour
  • 1 pinch of salt
  • 50g of cornflour
  • 6 egg yolks
  • 200g of caster sugar
  • 8 egg whites
  • 400g of caster sugar

Fruit & Vegetables

  • 5 lemons