10. When ready to roll, remove the cloth and upturn the sponge on to a sheet of clingfilm on a work surface, dusted with icing sugar. Peel away the base layer of paper. Spread the mascarpone ...

Mix in dry ingredients, gently stirring until batter is smooth. Pour into greased jelly-roll pan lined with greased wax paper. (I use a cookie sheet that has sides.) Bake at 375 degrees for 12 ...