Skip to content
Allin
Sign up · Sign in

Brine calculator

Work out how much salt you need for a brine at a target concentration.

Related tools

All Cooking & baking tools →
Coffee brew ratio calculatorDial in a brew from a coffee-to-water ratio: enter the grams of coffee and your ratio (1:15–1:17 for pour-over, 1:12 for French press) to get the water in grams — which for water is also millilitres.Pizza dough calculatorWork out flour, water, salt and yeast for a batch of pizza dough balls.Rice to water ratio calculatorFind how much water you need to cook a given amount of rice.Pasta Portion CalculatorWork out how much dried pasta and cooking water you need per person.Rice Portion CalculatorWork out how much dried rice and cooking water you need per person.Cocktail batch calculatorScale up a single cocktail into a large batch for a party.Air Fryer ConverterConvert any oven recipe to air fryer temperature and time, adjusted for food type and basket load.Baker's Percentage CalculatorConvert baker's percentages to ingredient weights, with the flour as the 100% base.

Need Salt (g), Salt (approx. cups)? The Brine calculator derives it from Water (litres), Salt concentration (%) in one step. For instance, with Water (litres) = 4 and Salt concentration (%) = 5 it returns Salt (g) = 200 and Salt (approx. cups) = 0.733.

How to use it

  1. Enter your values: Water (litres), Salt concentration (%).
  2. Read the result instantly: Salt (g), Salt (approx. cups).

Frequently asked questions

What does the Brine calculator actually compute?

It takes Water (litres) and Salt concentration (%) and derives Salt (g) and Salt (approx. cups) from them. The calculation is live as you type, so the result updates on every change.

What information do I need to provide?

2 values: Water (litres) and Salt concentration (%). Nothing else is required — no account, no file upload.

Can you show a worked example?

With Water (litres) = 4 and Salt concentration (%) = 5, the calculator returns Salt (g) = 200 and Salt (approx. cups) = 0.733. Those figures come from running this exact tool, so you can reproduce them by entering the same values.

What happens if I enter larger values?

It moves a lot. Using Water (litres) = 8 and Salt concentration (%) = 5.5 instead, Salt (g) goes from 200 to 440 — which is why it is worth testing a few scenarios rather than trusting a single figure.

What does it give for smaller values?

Scaled down to Water (litres) = 2 and Salt concentration (%) = 4.5, Salt (g) comes out at 90. The relationship is worth checking at both ends before you rely on a single result.

When would I actually use this?

Cooking from a recipe that does not match your kitchen: scaling for a different number of people, converting cups to grams, and substituting what you do not have.

What is the most common mistake?

Converting a cup as if it were a volume of weight. A cup of flour and a cup of sugar differ by nearly a third in mass, so a single conversion factor gets one of them badly wrong.

What is the difference between the Brine calculator and the Coffee brew ratio calculator?

This one returns Salt (g) and Salt (approx. cups); the Coffee brew ratio calculator returns Water (g / ml) and Approx. brewed volume (ml). That is the whole difference — open the one whose figure you need.

Is there a tool for the next step?

Pizza dough calculator is the closest one after this: Work out flour, water, salt and yeast for a batch of pizza dough balls.

What else is worth having open alongside it?

Rice to water ratio calculator and Pasta Portion Calculator — they come up in the same task often enough to be worth a second tab.

Further reading

All guides →
How-toHow to Brine Meat: The Two Methods, and Why a "6 % Brine" Is an Ambiguous InstructionA conventional wet brine is 5 to 6 percent salt by weight of the water and you pull the meat out on a timer. An equilibrium brine is 1 to 2 percent by weight of the meat and water together, and it cannot over-salt. Those are different numbers doing different jobs.GuideSous Vide Times and Temperatures: The Chart, and What It Leaves OutTemperature sets doneness, thickness sets time, and time at temperature is what makes food safe. Those are three different clocks, and most charts print only one of them.How-toHow Much Rice Per Person? Portions and WaterA good rule for rice is about 75 g of dry rice per person as a side, or 90 g as a main. Learn the standard water ratio and how to scale rice for any number of people.How-toThe Perfect Coffee-to-Water Ratio (the Golden Ratio Explained)The golden ratio is roughly 1:16 — learn grams of coffee per cup and how to adjust strength to your taste.ComparisonWhich Pizza Size Is the Best Value? The Answer Is GeometryArea grows with the square of the diameter, so an 18-inch pizza is not half as big again as a 12-inch — it is more than twice. Price per square inch settles the argument; the crust and the toppings complicate it.ExplainerHow Much Wine for a Wedding: Work From Bottles, Not From a Rule of ThumbA 750 ml bottle pours five glasses, and guests average about one drink per hour. Everything else is arithmetic — here it is for 50 to 250 guests over three, four and five hours, with an honest range rather than a single number.