Apple custard tarts

Ingredients

Dairy

  • 50g of butter
  • 200ml of whole milk

Store Cupboard

  • 150g of digestive biscuits, crushed
  • 1 vanilla pod
  • 2 egg yolks
  • 40g of caster sugar, plus 1 tbsp extra for sprinkling
  • 2 tbsp of cornflour