I recently made a cake and when I covered the cake with the fondant it made little cracks on the sides of the cake. The best way is to not use icing sugar for dark colours though. 1. asked April 9th 2013. That sounds like "fruit sugar" or superfine. Either way room temperature cakes do not wet the sugar. How to remove? Icing sugar is like dust, and it dissolves instantly. Finish off donuts, cinnamon rolls, cakes and more with a simple drizzle of this incredibly versatile 3-ingredient confectioners' sugar glaze. Spread it on your breakfast toast with a bit of cinnamon to use it up. I think you should give up. – Chris Cudmore Apr 1 '11 at 19:38 | It won't dissolve. Hi All, I have made quite a few cakes now and only a few have cracked a bit. Hope that helps, I'm sure there are other tips I don't know about! It only appeared in the fall, when it could be made with in-season Midwestern apples. If you dust a cake cold from the fridge the cool cake condenses moisture from the air, wetting the sugar and it soaks in. Easy to make and adjust for consistency, this basic powdered sugar glaze gives your baked goods that little dash of sweetness for added flavor. 5. Poobrains. You can smear your work top with trex and roll out on that or on a sheet of bake-o-glide. This cake had a lot going for it. Icing sugar on fondant! link. If you dust a cake warm out of the oven the steam from the cake will wet the sugar and it will soak in. Welcome to the Cake Decorators Q&A.