For the cake:
Preheat the oven to 180 deg C/gas mark 4.
Grease and line the bottom of two 8inch/20cm tins.
Zest and squeeze the lemons and add the lemon juice to the milk, keeping the zest to one side.
Cream together the butter and sugar
Add the eggs one at a time, with 1 tablespoon of the flour with the last egg, and beat well.
Fold in the flour and the lemon zest along with the milk and beat until well combined.
Divide the mixture evenly between the two tins and bake for 25 - 30 minutes.
Remove and allow to cool on a wire tray.
Before completely cold, spread a little lemon curd on each.
For the frosting:
Cream the butter, cheese and icing sugar together.
Add the lemon juice and beat until smooth.
Sandwich the two cakes together with a little of the frosting.
Spread the rest of the frosting smoothly on the top and sides, and decorate with a little grated lemon rind.