Paper bags for bread: when do they work?

Vokshus brødpose i bomull og lin, et holdbart alternativ til papirpose

Bread comes home from the bakery in a paper bag, and it feels right: paper lets moisture escape and helps the crust stay crisp. Leave the loaf there until tomorrow, though, and the crumb can become noticeably dry. Here is what a paper bag can and cannot do.

Quick answer: Paper is useful for the first few hours and the journey home. For longer storage, its breathability also allows drying, often within about a day. Paper alone is poor freezer protection because it does not prevent freezer burn. Use it for transport, then choose wrapping suited to the remaining storage time.

What a paper bag does well

Paper allows steam to escape. That helps a newly baked loaf avoid a damp crust, which is why bakeries often use paper and why warm bread should not go straight into sealed plastic. During the first few hours after purchase or cooling, a paper bag is a useful choice for crusty bread.

Where it falls short: day two

The same openness that protects the crust lets moisture leave the crumb. After a day, bread may be drier; after two, it can be hard. Read the explanation in why bread goes hard and the remedy in refreshing dry bread. Paper is not protection against mould either: damp conditions or contact with a cold wall can leave the bag and crust moist.

Can you freeze bread in a paper bag?

Paper alone is not recommended. It provides little barrier against the freezer's dry air, which can leave pale, dry patches known as freezer burn. Use closely sealed freezer wrapping or a suitable wax-lined bag that tolerates the cold. The full method is in freezing bread properly.

Paper, plastic or wax: a comparison

WrappingCrustTypical freshness guideline
Paper bagStays crisp initiallyAbout 1 day before noticeable drying
Plastic bagUsually softerOften 2 to 3 days; trapped moisture can encourage mould
Cotton and linen beeswax bagHelps retain crust texture7 to 10 days for suitable bread and conditions

Plastic holds moisture in, sometimes allowing condensation; paper lets it escape readily. A wax-lined fabric bag aims to balance the two, releasing excess moisture while slowing drying. These are quality comparisons, not guaranteed safe storage times. See cloth, linen or beeswax bread bags and beeswax versus plastic.

Using the paper bag well

Bring the loaf home in paper, enjoy its crisp crust today and move the cooled remainder into suitable storage later. Reuse a clean paper bag for another shopping trip or for ripening an avocado. It is a useful tool, even when it is not the best long-term home for bread.

Frequently asked questions

How long does bread keep in a paper bag?
It often becomes noticeably dry after about a day. The paper lets moisture escape from the crumb into the room.
Is paper better than plastic for bread?
They have different limits: paper preserves initial crispness but allows drying; plastic keeps the crumb softer but may trap moisture. Choose according to the bread and how soon you will eat it.
Can I freeze bread in the bakery's paper bag?
Not with paper as the only protection. It does little to prevent freezer burn. Use close-fitting freezer wrapping or a suitable wax-lined freezer-safe bag.

Less bread in the bin, more on the table

The Vokshus Bivoks™ bread bag is made from cotton and linen with a beeswax lining. It lets bread breathe while protecting it during storage.

See the bread bag →
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