Whisk the egg yolks, sugar and cornflour. Scald the milk, cream and vanilla and then pour over the egg mixture. Whisk and return to pan. Stir until the mixture coats the back of a spoon and serve.
Suzie makes pretty individual Bakewell ... tarts to cool in the tin. Meanwhile, make your icing. Sieve the icing sugar into a bowl and mix with a drizzle of water. Add half a teaspoon of vanilla ...