Welcome to the Cake Decorators Q&A

When covering a cake in ganache how long in advance can I use it before cake being delivered?

CakeFlix Guidance

Covering a cake in ganache the day before serving can be a practical way to spread out the decorating work, provided your recipe and fillings are suitable for that preparation schedule. There isn’t one storage time that applies to every cake.

At CakeFlix, we suggest planning backwards from when the cake will be eaten, rather than just its delivery date. Include time for baking, cooling, filling, decorating, transport and any leftovers.

Can you refrigerate a ganache-covered cake?

Ganached Cake | CakeFlix Diploma

Yes, you can refrigerate a ganache-covered cake. For homemade cream-based ganache without specific, reliable room-temperature storage instructions, refrigeration is the cautious choice.

Keep your fridge at 5°C or below, and place the cake in a clean, covered cake container to protect it from drying out, fridge odours and accidental damage. Keep it separate from raw foods.

A firm coating doesn’t prove that a cake is safe to leave unrefrigerated. Fresh cream, custard and other perishable fillings still need appropriate chilled storage beneath the ganache.

For more detail, read our guide to how long chocolate ganache lasts.

A practical preparation plan

For a straightforward cake being served the following day:

1. Bake the sponge and allow it to cool completely.
2. Fill and coat it using freshly prepared ingredients.
3. Let the coating firm up, then protect the cake in a suitable container.
4. Store it according to the requirements of the complete recipe.
5. Add finishing touches without leaving chilled fillings out unnecessarily.

This is a suggested workflow, rather than a guaranteed shelf life. Ganaching an older sponge doesn’t restart its freshness clock.

Our ganache tutorial explains the covering technique, while our cake calculators help estimate quantities.

What about condensation and fondant?

A cold cake can develop condensation when moved into a warm, humid room. Keep it protected in its box as it gradually adjusts, and avoid touching a damp surface.

Before applying fondant, make sure the ganache is firm and its surface is dry. Fondant does not remove the need to refrigerate perishable fillings.

See our advice on how to manage a sweating cake.

Can I prepare further ahead?

If your schedule requires several days, consider freezing suitable components instead of extending fridge storage without recipe guidance. Our guide to freezing chocolate ganache explains the options.

The Food Standards Agency’s cake storage guidance distinguishes between different icings and fillings. Some formulations can be kept outside the fridge, but that should not be assumed for every homemade recipe.

For customer orders, use a preparation and storage schedule supported by your recipe and food safety procedures, and provide clear storage and serving instructions.

Need more Important Information on Baking and Cake Decorating?

Learning about how to make and store ganache is just one of 39 lessons covered in the CakeFlix Diploma, which, along with 1,800+ tutorials from 100+ of the world’s top cake artists, comes as part of your CakeFlix membership from only £5.17 a month (billed annually).

CakeFlix Diploma – Certified Learning

Hello julietame

Depends on what type of cake you are ganaching. A sponge cake has shelf life of only 5 days from baking to eating so you’d need to work within that time frame. Madeira cake has a longe shelf life approximate 2 weeks from baking to eating so you could ganache it and store in the fridge in cake box. The disadvantage with refrigeration is cake drying out. I would not recommened leaving the ganached cake unrefrigerated for longer than three days. It should be covered in clingfilm to protect the cake from airborn dust and microbes.

Thanks I work in a bakery where cakes have a shelve life of six weeks provide they are covered …. So if I buttercream and them fondant I generally have a bit more time to work with it … So was just wondering if I could swap the buttercream with ganache

If you keep the ganached cake in a cool environment it will be fine for several days but I wouldn’t recommend it being left out at room temperature beyond the five days once covered in sugarpaste. There is information on how to improve the shelf life of ganache in my blog here:

The Shelf Life of Ganache – By madeitwithlove

Hope it helps.