Ingredients per Sourdough Bread Calculator

🍞 Ingredients per Sourdough Bread Calculator

Scale sourdough bread ingredients by loaf count, flour weight, hydration, starter strength, salt, whole grain flour, add-ins, baked loaf target, and levain build.

🥖 Sourdough Presets
⚖ Dough Inputs

Use flour mode when you already know the flour weight. Use baked loaf mode when you want the calculator to estimate flour from the finished loaf size.

Total Dough
0
g
Total Flour
0
g
Starter
0
g
Baked Loaves
0
g each
Ingredient Breakdown
Bread flour to add0 g
Whole grain flour to add0 g
Water to add0 g
Salt to add0 g
Add-ins to fold0 g
Starter flour inside dough0 g
Starter water inside dough0 g
Levain build target0 g
Build with seed / feed flour / feed water0 / 0 / 0 g
Actual hydration after starter split0%
📊 Baker Percentage Grid
Flour Base
100%
All ingredient percentages are measured against total flour.
Water
75%
Includes water from both starter and final dough mix.
Starter
20%
Ripe starter amount compared with total flour weight.
Salt
2%
Salt stays steady when the loaf count changes.
🧪 Flour, Starter, and Dough Comparison Grid
Bread Flour
0 g
White flour added directly to the final dough.
Whole Grain
0 g
Whole wheat, rye, spelt, or other grain flour.
Starter Split
0 g
Flour and water already carried by the ripe starter.
Final Dough
0 g
Estimated mixed dough before baking weight loss.
📋 Reference Tables
Loaf StyleHydrationStarterSalt
Beginner boule65-70%15-20%2.0%
Country loaf72-78%18-22%2.0%
Open crumb batard78-85%18-25%2.0%
Whole grain loaf78-88%20-28%2.0-2.2%
Sandwich pan65-72%12-18%1.8-2.1%
Sourdough focaccia82-95%15-25%2.0-2.4%
Starter LevelUse WhenTypical RiseDough Feel
10-12%Long cool proofSlowMild acid
15-18%Overnight doughModerateBalanced
20-22%Same day mixSteadyClassic
25-30%Cool kitchenFastLivelier
35%+Quick scheduleVery fastWatch sourness
Under 10%Retarded doughVery slowGentle
Flour BlendWhole GrainWater CueBest Fit
White bread0-10%LowerOpen crumb
Country10-25%MediumEveryday loaf
Wheat forward30-50%HigherHearty loaf
Whole wheat60-100%HighDense slices
Rye blend15-40%StickyDeli style
Spelt blend20-50%SoftTender crumb
Add-in TypePercentPrep NoteDough Impact
No add-ins0%Plain doughClean formula
Seeds8-18%Soak if dryAbsorbs water
Olives15-25%Drain firstAdds moisture
Nuts and fruit12-30%Fold gentlyHeavier dough
Cheese and herbs10-25%Dice smallRich texture
Cooked grain15-35%Cool before mixVery moist
🌱 Practical Tips
Keep the math in baker percentages: Change loaf count first, then tune hydration and starter percent so flour stays the stable reference point.
Build extra levain: A small reserve keeps the jar fed after you remove the ripe starter needed for the dough.

There’s no room for doubt: it’s time to make dough, and you’re not sure if there’s enough water, or even whether the starter is powerful enough. Now you stare into the bag of flour and then at the bubbling jar of yeast, and you think about how the kitchen suddeny feels like a science lab with no textbook.

In such a moment, a system beat talent. Simply input your hydration goal and number of loaves and let the calculator do the rest. You don’t need to guess about conversions and coefficients. Rather than a vague idea of a recipe, you now have something real, a list of weights you can rely off.

Why You Should Use a Baking Calculator

“Baker’s percentages are used for sourdough. These represent all ingredients as a percentage of the flour weight. That’s where folks gets tripped up. Professionals think in terms of percentages; most home bakers thinks in terms of cups or some arbitrary set of ratios. With an open crumb, for example, when you bump up your hydration, it isn’t just about adding water, you’re altering each ingredient’s ratio. It’s designed so you can switch between going by a fixed amount of flour at the outset, or building back from size of the baked loaf you want to create. I’ve found both methods useful. Building backwards from end result tends to be more intuitive, helping you plan how much you’ll lose in the oven.

Believe me, it is real and measurable. Flour is the anchor. Everything else hangs from the anchor of flour. The other ingredients cuts gluten strands and can absorbs water differently, depending on the whole grain content. That’s why the chart on the page demonstrate what happens when you change the percentages of white flour and whole grains. It’s not simply about adding bran.

Start by building confidence with lower hydration. Stick to white flour if you want; that is a wise decision. Higher hydration loaves is demanding and slippery. They ask for strong gluten development and a calm demeanor. If dough seems like wet concrete, add a little more time (for the flour to hydrate) or reduce amount of water used.

Where most people stumble with starters is managing them. It is not that they do not have a starter, but that they do not have enough live culture in their starter for their timeline. With this tool, you enter in what percent of a ripe starter you want in your final mixture (the higher the faster; the lower, the slower). On chilly days, I like my starters fast because they ferment quickly. But if I’m going for a longer, slow, cold proof with lots of time to develop more complexity, then I want a lower number.

There’s also the levain build to consider. That is when your starter gets a boost and rises before you mix it with rest of your dough. So how much seed starter should of you have to make that levain? Don’t overdo it. The tool does the math for you.

But salt: never leave home without it. It regulates fermentation speed and reinforces the gluten network. This is why using too little or skipping it makes the finished product bland and flat. Two percent are standard and a decent starting point. Tweak it a bit based off grain type; otherwise, keep it consistent.

Again, anything added as an add-in, say olives, seeds, changes things. These change the hydration ratio. They also add weight and moisture, which throws off your hydration balance. That’s where the calculator comes into play. It helps you remember that soaked seeds soak up some of the free water, which results in a dry loaf.

I print out the formula. I think that’s such a little thing but it makes all the difference. It takes thinking out of it for me. Weigh once, write it down, do it again. Repetition is half the art of baking. Inspiration is the other half.

But when you strip away the variables, you begin to observe. Your fermentations goes quicker in the afternoon because your kitchen is warmer then. Oh, my new bag of flour soaks up water differently than the previous bag. That’s what data does; it doesn’t only make us wiser intuitively, it also does that. And you adjust, the tool provides baseline.

In other words, at some point you just want to give up worrying about the numbers and let the dough tell you what to do. The calculator isn’t a crutch; it’s a training wheel. It helps you understand how different ingredients relates to each other. It helps you plan out your batches.

And then eventually, after enough time, you’ll be able to look at a bag of flour and a jar of starter and know exactly what to do. The math becomes muscle memory. When that happens, that’s when the real baking starts.

Ingredients per Sourdough Bread Calculator

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