Crumb coating

Spreading a thin first layer of frosting over a cake to trap loose crumbs before the final coat.

Crumb coating: a layer cake on a turntable covered in a thin first coat of white buttercream with crumbs visible through it, an
  • Techniques and preparation methods

Also called: crumb coat

After the layers are stacked and filled, a thin coat of frosting is spread over the top and sides and scraped smooth; it does not need to look neat. The cake is then chilled until this layer is firm, so the final, thicker coat goes on clean, without crumbs showing through.

It is especially useful for dark cakes under light frosting and for smooth, sharp-edged finishes.

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