I find this takes exactly the amount of time the cake takes to make, cook and cool. But do give the icing a stir with a spatula every now and again. Line the bottom of your springform cake tin ...
Beat in the remaining icing sugar then beat in the vanilla extract and the milk. Place one of the cakes upside down onto a cake board or stand. Using a palette knife or spatula, spread half the ...
Leave until cool, then carefully ease the cake from the baking tin and remove the baking parchment. Just before serving, sift a little more icing sugar on the top. Serve in generous slices.