Cold Smoking: Salmon, Cheese and Meat Smoking Without Heat

What is cold smoking and how does it differ from hot smoking?

Cold smoking usually keeps the smoking chamber below 30°C. This allows smoke exposure without cooking the food; it is not a safe storage temperature for perishable products. Smoke adds flavour but does not replace a controlled preservation method. Hot smoking uses higher temperatures and can cook the food during smoking. Always check that the cooking method is suitable for the product.

What can you cold smoke?

Examples include cheese, butter and professionally prepared cold-smoked salmon. Ready-to-eat hard cheese is a more suitable introduction than raw fish or meat, but still requires suitable equipment, hygiene and a product-specific method.

Cold smoking raw fish or meat requires a validated, product-specific safety process. Salting or smoking alone does not guarantee the elimination of pathogens or possible parasites. This page explains the technique; it is not a preparation or storage protocol for raw fish or meat.

What equipment do you need for cold smoking?

Use a cold-smoke generator with a suitable smoking cabinet or smoking setup, sufficient ventilation and reliable temperature monitoring. Follow the manufacturer's instructions and use only smoking dust or other smoking material intended for that equipment and for food preparation. Do not repurpose an old refrigerator as a smoker without expert assessment of materials and fire safety.

Use smoking equipment only outdoors in a suitable location. Even smouldering smoking material can produce carbon monoxide. A low smoking temperature does not mean the setup is fire-safe or the food remains sufficiently chilled.

Is cold smoking safe at home?

That depends on the product and the entire process. Fresh ingredients, clean handling and refrigerated storage matter, but cannot make an unsuitable smoking process safe. For raw fish and meat, use only a validated method covering preparation, time, temperature, any necessary parasite control and storage. Do not improvise brine ratios, smoking times or shelf life.

For pregnant people, older adults and people with weakened immune systems, ready-to-eat chilled smoked fish can carry a listeria risk. Cold smoking alone does not remove that risk. Follow current dietary advice for these groups and choose a suitable, fully cooked alternative when necessary.

Want to know which wood suits each dish? Read our complete smoking wood guide.