• 575ml of milk
  • 1-2tsp vanilla extract
  • 6 egg yolks
  • 2tbsp caster sugar
  • 1 tbsp cornflour


  • Pour the milk into a saucepan and put on a low heat so that it comes to a gentle simmer
  • In the mean time, beat the eggs, sugar and cornflour together in a large heatproof bowl.
  • When the milk is hot and simmering, take it off the heat and add the vanilla essence.
  • Pour the milk onto the egg mixture and make sure you keep stirring it (or whisking)
  • Put the mixture back into the saucepan and back on a low heat.
  • Keep stirring until it thickens.