Boil the kettle, then measure 350ml boiling water into a jug and add the melted lactose free butter and vanilla extract. Sift the gluten free self raising flour and baking powder into a big mixing bowl with a big pinch of salt. Make a well in the centre, then pour in the contents of the jug and very quickly beat into the flour with a wooden spoon until lump-
Put all the sauce ingredients into a pan and gently melt together, stirring occasionally until you have a smooth shiny sauce. Keep warm on a low heat.
Fill a large deep saucepan one-
Fit a star nozzle to a piping bag, 1.5-