Culpitt Cake Decorating Sugarpaste Icing - Brilliant White - 5kg Our Brilliant White Culpitt Cake Decorating Sugarpaste icing is all ready to roll out to cover your celebration cakes. Knead well before rolling out as this will give a smooth finish to your cake, and help eliminate any cracks, crazing etc which may appear as you apply it to the cake. \'Polish\' with the palms of your hands and use a cake smoother (84785) to give a smooth professional looking finish. To see how much sugarpaste you will need for your cake, Click Here.