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How much curing salt (Cure #1) per pound or kg

For sausage, Cure #1 (Prague Powder #1, 6.25% sodium nitrite) is used at up to 2.5 g per kg of meat: about 1.1 g per pound, or roughly one level teaspoon per 5 lb. That is 156 ppm, the USA maximum for ground meat products. Ireland and the EU allow less.

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Cure #1 by weight (USA, 156 ppm maximum)

Meat blockCure #1
1 lb1.1 g
2 lb2.3 g
5 lb5.7 g
10 lb11.3 g
1 kg2.5 g
5 kg12.5 g

The meat block is the lean plus the fat, before salt, spices and water. A teaspoon of Cure #1 weighs roughly 5–6 g but varies, so weigh it on a gram scale.

Ireland and the EU

EU rules (Regulation 2023/2108, from 9 October 2025) allow at most 80 mg/kg of nitrite added, as nitrite ion, in heat-treated meat products such as smoked cooked sausage. That is about 119 ppm sodium nitrite, so:

The UK

Great Britain kept the old EU limit of 150 mg/kg sodium nitrite, but Linkulator couldn't confirm the current GB figure, so treat it as unverified. Northern Ireland follows the EU limit.

Cure #1 or Cure #2?

Use Cure #1 for sausage that is smoked and then cooked. Cure #2 also contains nitrate and is for long dry-cured products such as salami; it isn't a swap for Cure #1.

Never guess curing salt. It is toxic in large amounts. Weigh it, keep it labelled and away from children, and don't add more for a stronger cure. Rules differ by country: never use one country's limit in another.

FAQ

How much Cure #1 per pound of sausage?

About 1.1 g per pound of meat (2.5 g per kg), which is 156 ppm, the USA maximum for ground meat. That is roughly one level teaspoon per 5 lb, but weigh it on a gram scale.

How much Cure #1 per kg in Ireland or the EU?

At most about 1.9 g per kg, because EU rules allow up to 80 mg/kg of nitrite (as nitrite ion) in heat-treated meat products.

Can I use Cure #2 for sausage?

Not for smoked and cooked sausage. Cure #2 contains nitrate and is meant for long dry-cured products.

Work it out for your batch →

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Updated: 2026-10-18