Ingredients

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

Method

• 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.