How do I keep cakes and biscuits fresh?
Storing each kind of bake in the right conditions — and why the fridge is usually the wrong answer.
- Difficulty
- beginner
- Time
- 5 min
- Read
- 2 min
Short answer
Store cakes airtight at room temperature, biscuits in a separate airtight tin, and keep the two apart. Do not refrigerate cake unless it has a dairy filling — cold air makes it go stale faster, not slower.
Staling is starch recrystallising, and it happens fastest just above freezing. That is why refrigerated cake tastes dry the next day while the same cake in a tin on the counter is fine. Moisture migration is the other factor: soft bakes and crisp bakes ruin each other in one container.
What you'll need
- Airtight containers or tins
- Freezer bags (optional)
- Cling film or foil (optional)
Step by step
- Cool everything completely before it goes in a container.Trapped steam creates condensation, which makes cake soggy and biscuits soft within hours.
- Store cakes airtight at room temperature for 3-4 days.Cut side down on the plate, or press cling film against the cut surface. The exposed crumb is where drying starts.
- Store biscuits in their own tin, never with cake.Crisp bakes absorb moisture from soft ones. Both end up wrong in a shared container.
- Refrigerate only what needs it.Cream, custard, cream cheese or fresh fruit fillings need the fridge for safety. Plain sponge does not and suffers for it.
- Bring refrigerated cake to room temperature before serving.Thirty minutes to an hour. Cold butter and fat in cake taste dull and feel dry; the same slice warmed up tastes fine.
- Freeze anything you will not eat within a few days.Wrap well, freeze up to three months. Freezing halts staling almost entirely — far better than a week in the fridge.
- Freeze cake in individual slices.Wrapped separately, they thaw in twenty minutes and you take out only what you want.
- Refresh stale biscuits or bread in a hot oven for a few minutes.Heat temporarily reverses starch retrogradation. It works well once, and only for a couple of hours.
Tips
- A slice of bread or an apple wedge in the tin with cake or biscuits helps maintain the right humidity. Replace it every day or two.
- Iced and filled cakes keep better than plain ones — the covering seals the crumb against air.
- Bread belongs in a bread bin or the freezer, never the fridge. Refrigeration is the fastest way to stale a loaf.
Common mistakes
- Refrigerating plain cake — Fridge temperature is close to the optimum for starch retrogradation, so it stales faster than at room temperature.
- Storing biscuits and cake together — Moisture moves from the soft to the crisp. You end up with dry cake and soft biscuits.
- Containing anything while still warm — Condensation forms on the lid, drips back down, and produces sogginess and early mould.
Questions people ask
Should cake be kept in the fridge?
Only if it has cream, custard, cream cheese or fresh fruit in it. Plain and buttercream cakes keep better in an airtight tin at room temperature — the fridge accelerates staling.
How long does homemade cake last?
Three to four days airtight at room temperature for most sponges; less for anything with fresh fruit. It freezes well for up to three months.