Passionfruit Curd

Ingredients:

5 egg yolks
150g caster sugar
280ml lemon juice
70g soft butter

Method:

Put the eggs and sugar in a bowl over simmering water and whisk for 5 minutes or until thick. Pour in the lemon juice and whisk for a further 5 minutes or until the mixture coats the back of the wooden spoon. Remove from the heat. Leave to cool slightly, then whisk in the butter, transfer to a clean dish, cover and put in the fridge until required.