How to make simple lemon curd
75g chopped butter
¾ cup caster sugar
½ cup lemon juice
2 tsp finely grated lemon zest
1 egg plus an extra egg yolk
Instructions
Add butter, sugar, juice and zest to a saucepan and stir over low heat until butter melts and sugar dissolves.
In a bowl, whisk one whole egg with an extra yolk then whisk it into lemon mixture to combine well.
Cook for 5 mins, stirring constantly until mixture coats the back of spoon.
Set aside to cool.
Strain through a fine sieve.