How to Crumb Coat a Cake with Buttercream?

Last Updated on February 7, 2022

There are a few techniques to give your cake the perfect crumb coat. The best one is spreading on a thin layer of buttercream first and then adding more in layers, but there’s also frosting ganaches, whipping cream or even just icing sugar. Who knows? Maybe you will find something new that completely changes how we decorate cakes!

The “how long to let crumb coat dry” is a common question that I get asked. It depends on the type of cake and how much buttercream you are using.

How much frosting do I need for a crumb coat?

A: A crumb coat is a layer of frosting that is applied to the top of a cake before it is decorated. The amount of frosting needed will vary depending on the size and shape of your cake, but typically one cup of frosting per two layers will suffice.

How do you make a crumb coat?

A: To make a crumb coat, you will need to melt some butter and then add in flour. You can also use almond meal or coconut flour as well. Then you will want to mix the ingredients together until they form a dough-like consistency. Once that is done, you will want to roll out the dough into a thin sheet and cut it into small squares. Then you will want to place the squares on top of each other so that they are touching, but not overlapping.


The “how to crumb coat a cake with store bought icing” is a tutorial on how to crumb coat a cake. The process of crumb coating requires the use of buttercream and confectioners’ sugar.

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