How do I decorate a cake so it looks good?
A crumb coat, a level surface and three simple finishes that look deliberate without needing piping skills.
- Difficulty
- beginner
- Time
- 1 hr
- Read
- 2 min
Short answer
Level the cake, apply a thin crumb coat and chill it, then apply the final layer. The crumb coat is what stops crumbs dragging through the icing, and it is the single technique that makes home cakes look finished.
Most amateur cake decorating fails on preparation rather than artistry. A level cake, a crumb coat and cold buttercream will produce a clean finish with no decorative skill at all.
What you'll need
- Buttercream or frosting
- Palette knife
- Turntable (optional)
- Bread knife (optional)
Step by step
- Make sure the cake is completely cool.Any warmth melts buttercream on contact and it slides off. Completely cool means completely — several hours, or chilled.
- Level the top with a long serrated knife.Cut off the dome so the cake sits flat. It makes every subsequent step easier and the result far more professional.
- Apply a thin crumb coat and chill for 20 minutes.A thin layer of buttercream that traps the crumbs. Chilling sets it, so the final coat goes on clean. This is the key step.
- Apply the final coat generously, then scrape it back.More than you need, then draw a palette knife or scraper around to a smooth surface. Adding more is easier than stretching too little.
- Keep the tool clean between passes.Wipe it each time. A dirty scraper drags crumbs and buttercream back onto the surface.
- Choose one simple finish rather than several.Smooth, deliberate swoops with the back of a spoon, or a textured comb. One consistent treatment looks better than mixed decoration.
- Add height with a simple topping.Fresh berries, chocolate shavings, chopped nuts or edible flowers around the edge. Simple, generous and consistent reads as deliberate.
- Chill before slicing.It firms the buttercream so slices come out clean. Wipe the knife with a hot cloth between cuts.
Tips
- A turntable makes a large difference and costs little. A plate on an upturned bowl works as an improvised one.
- Buttercream that is too soft will not hold a finish. If it is sliding, chill it for fifteen minutes and re-whip briefly.
- A naked or semi-naked cake — barely any icing on the sides — is genuinely easier and looks intentional.
Common mistakes
- Icing without a crumb coat — Crumbs drag through the final layer and it looks messy however carefully you work.
- Icing a cake that is still warm — The buttercream melts and slides off, and it soaks into the sponge rather than sitting on it.
- Using too little buttercream on the final coat — Stretching a thin layer drags crumbs and leaves patches. Apply generously and scrape back.
Questions people ask
What is a crumb coat?
A thin first layer of buttercream that traps loose crumbs, chilled until firm before the final coat goes on. It is the single technique that most improves a home-decorated cake.
How do I get buttercream smooth?
Apply more than you need, then draw a scraper or palette knife around the cake in one pass, wiping the tool clean between passes. A turntable makes it considerably easier.