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Sourdough Discard Gram ConverterEmpirical Cereal Physics • Wave 6

How to Use 60g (0.25 Cups) Sourdough Discard in Chewy Sourdough Discard Bagels

Got a small 60g jar remnant? Exact flour and liquid deductions to fold 60g of unfed discard into chewy sourdough discard bagels for tender flavor.

Instant Lab Reference Verdict (Sourdough Discard Gram Converter)

Most failed discard batters fail on arithmetic, not chemistry. 60g of discard is not a free ingredient — it is 30g flour and 30g water delivered together. Deduct both from the 500g / 285g chewy sourdough discard bagels base to get 470g / 255g, add 0.3g of sodium bicarbonate for lift, and finish at Boil 60s + 425°F for 20 min.

Subtract Recipe Flour
-30gUse 470g instead of 500g
Subtract Warm
-30gUse 255g instead of 285g
Acid-Neutralizing Soda
0.3gReacts with discard lactic acid for CO2 lift
Cook / Bake Spec
Boil 60s + 425°F for 20 minBoil 60s + 425°F for 20 min

Flour, Liquid & Soda Deductions for 60g of Discard in Chewy Sourdough Discard Bagels

Baseline Chewy Sourdough Discard Bagels recipe: 500g flour and 285g warm water, with the 60g discard decomposed into its hidden flour and water.

Discard Hydration %Flour Carried InWater Carried InFresh Flour NeededFresh Warm Water NeededBicarbonate Buffer
Batch line 40g / 75% [Exact Target]hidden flour 22.9ghidden water 17.1gkeep 477.1g flourkeep 267.9g Warm Wateradd 0.2g soda
Batch line 60g / 100% Alt Row Ahidden flour 30ghidden water 30gkeep 470g flourkeep 255g Warm Wateradd 0.3g soda
Batch line 80g / 125% Alt Row Bhidden flour 35.6ghidden water 44.4gkeep 464.4g flourkeep 240.6g Warm Wateradd 0.4g soda
Batch line 50g / 50% Alt Row Chidden flour 33.3ghidden water 16.7gkeep 466.7g flourkeep 268.3g Warm Wateradd 0.3g soda
Batch line 70g / 100% Alt Row Dhidden flour 35ghidden water 35gkeep 465g flourkeep 250g Warm Wateradd 0.4g soda

Interactive Sourdough Discard Gram Converter Calculator

Compare your exact mixing bowl dimensions, flour protein percentage, or discard weight in real time.

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Subtract Recipe Flour:
-30g — Use 470g instead of 500g
Subtract Warm:
-30g — Use 255g instead of 285g
Acid-Neutralizing Soda:
0.3g — Reacts with discard lactic acid for CO2 lift

Why Even a Small 60g Sourdough Discard Addition Tenderizes Chewy Sourdough Discard Bagels

The final structure of chewy sourdough discard bagels is decided by the ratio of the 470g of fresh flour to the 60 grams of fermented mass, not by the flour to liquid ratio alone. A high discard ratio replaces enough native gluten that the finished texture depends more on the retained sugar and the fat in the recipe than on the protein network.

Starch retrogradation is the enemy of discard-heavy bakes. The 1g of residual acid in the discard slows starch retrogradation and keeps the crumb moist for longer, which is exactly why discard chewy sourdough discard bagels stays tender on day two while conventional versions dry out.

How to Mix Chewy Sourdough Discard Bagels with 60g Sourdough Discard

  1. Sift the 470g Dry Base: Combine 470g of flour (the 500g minus 30g already inside your discard) with the baking powder and salt.
  2. Build the Wet Mix (60g + 255g): Stir 60g of discard into 255g of warm water until no lumps of fermented starch remain.
  3. Neutralise the Acid (0.3g Soda): Sprinkle the bicarbonate over the surface, whisk once, and wait ten minutes for the reaction to finish.
  4. Fold and Finish (Boil 60s + 425°F for 20 min): Fold the dry mix into the wet in two additions and cook at Boil 60s + 425°F for 20 min without overworking the batter.

Frequently Asked Questions for This Sourdough Discard Gram Converter Spec

Can I make this recipe with 30g of discard instead?

Halve every weight: 15g of flour and 15g of liquid come out of the base recipe, and you need 0.3g of baking soda.

Why is my chewy sourdough discard bagels spreading more than the original formula after adding discard?

Almost always because the 30g of water inside 60g of discard was not deducted. Correct the liquid to 255g, and brown the butter or add an extra fat to lock the remaining moisture.

What happens if I add 60g of discard to a recipe with no leavening at all?

Nothing will lift, because a fed starter's gas is mostly gone by the time it becomes discard. You still need the 0.3g of bicarbonate or a full measure of baking powder to get the rise at Boil 60s + 425°F for 20 min.

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