Do note, however, that you should avoid sugar-free lemon curd if you want this trick to work. Remember, one of the biggest ...

For the lemon curd, mix the egg yolks, sugar, lemon juice and lemon zest together ... syrup or jam if you want to make it completely dairy-free. The egg yolks are used up in a job lot of lemon ...

Meanwhile, make the lemon curd for the filling. Place a heatproof bowl over a pan of hot water, simmering gently on the stove. Add the egg yolks, sugar and lemon juice to the bowl and whisk.