How to Attach Fondant Decorations to a Buttercream Cake: Edible Sugar Glue Recipe

Are you wondering how in the world to get your fondant decorations to attach to your buttercream cake? Or maybe your even trying to attach them to a fondant covered cake. Keep reading and I’ll show you how!

Minnie Mouse cake


Can I attach fondant decorations to a buttercream cake?

Yes, you absolutely can. All you need is edible sugar glue. I’ll give you the recipe at the end of this post.

How to attach fondant decorations to a buttercream cake.

Attaching fondant decorations to a buttercream cake is no different than attaching fondant decorations to a fondant covered cake.

After making the edible sugar glue, gently paint and cover the fondant with glue on the back of your fondant decoration, and gently press and rub the fondant on the side of your cake until it sticks.

Get My Homemade Marshmallow Fondant Recipe Here


Here are a few cakes I’ve made that definitely needed sugar glue.

baby shark cak

I used my sugar glue to make baby shark and to attach him to my buttercream covered cake.

Check out this tutorial on how to make this baby shark cake!


farm cake

Here I used my sugar glue to make the gumpaste farm animals and barn and to attach the decorations to my buttercream cake.

Visit this post for details about this farm animal buttercream cake.


What is Edible Sugar Glue?

Edible sugar glue is like a magical potion. When it comes to heavy fondant decorations, bulky gumpaste figures, and delicate sugar flowers, edible sugar glue works like magic. Water just doesn’t have the strength to hold things together like it does.

How do I store Edible Sugar Glue?

Your sugar glue can be stored in an airtight container in the refrigerator for up to three months. When your ready to use it, take it out and give it a little stir. If it has thickened up too much you can add a tiny amount of water.


How to make Edible Sugar Glue.


This is the best part! It’s super easy and cheap to make and you can whip it up at home in no time. There are actually 2 ways to make edible glue, but they are both super easy.

Way #1

The first way to make edible sugar glue. is to dissolve 1/2 teaspoon of tylose powder into 1/4 cup of water. Tylose powder is a powder that is used to make sugar paste. When added to fondant, it causes it to dry rock hard. This is good for making figurines. (Learn more about gumpaste here.)

Way #2

If you don’t have tylose powder on hand, you can take a small ball of gumpaste and dissolve it into a 1/4 cup of water. Mix your mixture up well until the tylose powder or gumpaste is completely dissolved. If you have a any lumps, let it sit for a couple of minutes and the mixture will thicken up to a glue like consistency.

edible sugar glue fondant paintbrush

Edible Sugar Glue

Edible sugar glue can be used to attach fondant to buttercream cakes and to fondant make fondant figures.


  • 1/2 tsp Tylose Powder
  • 1/4 cup warm water


  • Stir tylose powder into warm water until it dissolves and thickens.
Keyword edible sugar glue, fondant

Give it a try and let me know what you think! If you have any questions be sure to let me know in the comments!

Here are more posts and tutorials on fondant you might like.

Must Have Tools For Decorating Fondant Cakes

Easy and Delicious Homemade Fondant Recipe


Happy decorating!



Shop this recipe.




how to attach fondant to buttercream cakes

Edible sugar glue, paintbrush, fondant bows

A Happy Baker

Edible Sugar Glue

  • 1/2 tsp. Tylose Powder
  • 1/4 cup warm water

Dissolve Tylose powder in warm water. Let it sit for 5 minutes to thicken up.

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