Skip to content
Grow In Backyard
Chickens

Can You Eat Backyard Chicken Eggs Raw? The Honest Risk

Backyard eggs are not safer raw than shop eggs — often the reverse. What salmonella risk actually depends on, and who should never take it.

By Salma 3 min read Save to Pinterest — opens Pinterest in a new tab
Brown eggs on straw with one cracked open, the raw yolk in the shell
Photo: Couleur, Pixabay Content License, via Pixabay
On this page

There is a real risk, and the comfortable assumption is backwards: backyard eggs are not safer raw than shop eggs. In the UK they are measurably less safe, because commercial Lion-scheme hens are vaccinated and yours are not.

Why the backyard assumption is wrong

The reasoning people use — my hens are healthy, I know what they eat, the eggs are fresh — does not address how salmonella actually gets into an egg.

commercial (UK Lion)commercial (US)backyard
Hens vaccinated against salmonellayesvariesno
Flock testingyesvaries by stateno
Washed and refrigeratedno (cuticle kept)yesyour choice
Pasteurised option availableyesyesno
Cleared for raw consumptionyes, explicitlypasteurised onlyno

A hen carrying Salmonella enteritidis looks completely normal and lays normal-looking eggs. The bacteria can be deposited inside the egg before the shell forms. Freshness, shell cleanliness and knowing the bird do not touch that pathway.

Who should not take the risk at all

Pregnant women, infants and young children, adults over about 65, and anyone immunosuppressed by illness or medication. For these groups salmonella can mean hospital rather than a bad weekend, and the guidance is firm: cook until white and yolk are both solid.

Where raw egg actually turns up

Most people eating raw egg are not drinking it from a glass:

  • Home-made mayonnaise and aioli
  • Hollandaise and béarnaise
  • Mousse, tiramisu, meringue that is not baked through
  • Eggnog
  • Protein shakes
  • Raw cookie dough and cake batter — the licked spoon
  • Soft-boiled and runny-yolk eggs, which are lightly cooked rather than raw but carry a reduced version of the same risk

If you want these without the risk, pasteurised eggs — in the shell or as liquid egg — behave identically in every one of those recipes.

Reducing the risk in your own flock

None of this makes raw consumption safe. It does lower the odds and it improves the eggs generally:

  • Collect daily, twice in hot weather
  • Clean, dry nest boxes with bedding changed regularly
  • Do not wash eggs until just before use — washing strips the cuticle that blocks the pores
  • Discard cracked eggs and heavily soiled ones rather than cleaning them
  • Refrigerate washed eggs; unwashed eggs keep well at room temperature for a couple of weeks
  • Keep the coop dry. Wet litter is where the bacterial load builds
  • Wash hands after handling birds, eggs or coop equipment — chicks in particular are a common source of infection in children

The straightforward answer

Cook them. A backyard egg cooked until the white and yolk are firm carries essentially no salmonella risk, tastes better than anything you can buy, and costs nothing to do.

If a recipe genuinely needs raw egg, buy pasteurised for that recipe and keep your own for everything else. That is the whole of the practical advice, and it does not require giving up either the flock or the mayonnaise.

Common questions

Is it safe to eat raw eggs from backyard chickens?

There is a real risk and it is not lower than for shop eggs — in some respects it is higher. Healthy-looking hens carry salmonella routinely, bacteria can be present inside an egg laid by an infected hen as well as on the shell, and a backyard flock is not part of any vaccination or testing scheme. Public health guidance in the US and UK is that raw or lightly cooked eggs should only be eaten where the eggs come from a scheme that specifically covers that use.

Are backyard eggs safer than store eggs?

Not for raw consumption. Commercial flocks in the UK under the British Lion scheme are vaccinated against salmonella and the eggs are explicitly considered safe to eat raw, including by vulnerable groups. In the US, eggs are washed and refrigerated and pasteurised eggs are available for raw use. A backyard flock has none of that — no vaccination programme, no testing, no pasteurisation option — so the honest comparison goes the other way.

Who should never eat raw eggs?

Pregnant women, infants and young children, adults over about 65, and anyone whose immune system is compromised by illness or medication. For those groups salmonella is not a few unpleasant days but a potentially serious infection, and the standard advice is to cook eggs until both white and yolk are firm regardless of where the eggs came from.

Does washing the egg make it safe to eat raw?

No. Bacteria can be inside the egg as well as on the shell, so no amount of shell cleaning makes the contents safe. Washing can actually make things worse by removing the cuticle, the natural coating that blocks bacteria from passing through the pores, which is why eggs in many countries are not washed and are not refrigerated.

How do I reduce the risk from my own eggs?

Collect eggs at least daily, keep nest boxes clean and dry with fresh bedding, do not wash eggs unless you are about to use them, discard cracked or dirty eggs rather than cleaning them, refrigerate if your eggs have been washed, and cook until firm. None of that eliminates the risk of a hen carrying salmonella internally, which is why the raw question keeps coming back to who is eating it.

What about raw eggs in cookie dough or mayonnaise?

Same risk, and it is the commonest way people consume raw egg without thinking about it. Home-made mayonnaise, mousse, tiramisu, hollandaise, eggnog, protein shakes and raw cookie dough all carry it. If you want those without the risk, pasteurised eggs in the shell or liquid pasteurised egg are the straightforward substitute and behave identically in the recipe.

Backyard Weekly

Know what to plant, week by week

Join the weekly email for seasonal jobs, fixes for what is going wrong, and gear worth buying.

Not ready to subscribe? The planting calendar is free and needs no email.

By subscribing you agree to our privacy policy. Grow In Backyard will never sell your address.

Keep reading

A white hen foraging in long grass and buttercups
Backyard Animals ·

Backyard Chickens: What It Actually Takes

Space, cost, time, and the rules nobody mentions. An honest account of keeping backyard chickens before you buy the coop — including why the eggs are not free.