A simple turkey sandwich becomes surprisingly complicated when you are pregnant. The worry with deli meat and cold cuts is a bacteria called listeria. The reassuring part is that there is an easy fix: heat. Here is exactly what to know so you can still enjoy a sandwich safely.
- The concern is listeria, a bacteria that pregnancy makes you more vulnerable to and that can be serious.
- Deli meats and cold cuts are fine if you heat them until steaming hot (165F or 74C), then let them cool if you prefer.
- Eaten cold straight from the fridge is the situation guidance advises against.
- The same heat rule applies to hot dogs, pate, and refrigerated smoked seafood.
Why deli meat gets singled out
In plain English: listeria is a bacteria that can grow even in the cold of a refrigerator, and ready-to-eat sliced meats are a known place it can turn up. Listeria infection is rare, but in pregnancy it can be serious for the baby, which is why the guidance is cautious. Pregnancy also weakens your defenses against it slightly, so the usual precautions matter more.
The fix is heat
Listeria is killed by heat. If you warm deli meat until it is steaming hot, the risk is removed. That means a toasted sandwich with the meat heated through, or warming the slices in a pan or microwave until steaming. So a hot sub or a melt is a simple way to enjoy deli meat. If you want it cold, heat it first and then let it cool.
The same rule for these foods
- Hot dogs and sausages: heat until steaming, not just lukewarm.
- Refrigerated pate and meat spreads: best avoided unless they are a shelf-stable canned type.
- Refrigerated smoked seafood (like cold-smoked salmon or lox): avoid unless cooked into a dish. Canned or shelf-stable versions are fine.
- Any leftovers: reheat until steaming hot before eating.
Listeria is also the reason certain cheeses come with cautions. See our guide to soft cheese in pregnancy for that side of the story.
Sensible habits that lower the risk
- Keep your fridge cold and eat ready-to-eat foods promptly rather than letting them linger.
- Wash hands, boards, and utensils after handling raw or deli meats.
- Do not let deli meat juice touch other foods.
When to call your provider
Listeria symptoms can show up days or even weeks after eating and may feel like the flu: fever, muscle aches, and sometimes nausea or diarrhea. If you have these symptoms in pregnancy, especially a fever, contact your provider, because listeria can be treated with antibiotics and it is worth checking. Do not panic over a single cold sandwich, but do mention any flu-like illness.
Medical Disclaimer: This article is for general educational purposes only and is not medical advice, and it does not replace guidance from your doctor or midwife. Always confirm what is right for you with a qualified professional. If you think you may be experiencing a medical emergency, contact your local emergency services right away.
Sources
- US Centers for Disease Control and Prevention (CDC). “Listeria and Pregnancy.”
- American College of Obstetricians and Gynecologists (ACOG). Guidance on food safety in pregnancy.
- National Health Service (NHS). “Foods to avoid in pregnancy.” 2024.
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