Frosting Replacement. Since icing sugar is very simply powdered sugar you could take regular granulated sugar put in a blender and set it to high. This dough-like frosting alternative can be rolled out thin to cover the cake and is often molded to make decorations to embellish the fondant covering.
Substitutions for frosting will alter the taste texture weight or moisture content of the finished cake - so experiment and try different combinations your frosting substitute may become your frosting staple. Whipped cream frosting is a good substitution for cream cheese frosting if you still want your pastries to have a dairy-based topping. Since icing sugar is very simply powdered sugar you could take regular granulated sugar put in a blender and set it to high.
Package of instant pudding mix in a flavor of your choosing and 34 cup powdered sugar.
In a community thread on the subject Chowhound Pia posted I LOVE the taste of cream cheese frosting but I dont like how dense it is She found an easy fix though. Use whipped cream instead of butter in the frosting. When youre ready for a new look the frosted finish scrapes off with ease. Whipped cream frosting is a good substitution for cream cheese frosting if you still want your pastries to have a dairy-based topping.