The field guide

A little understanding
goes a long way.

One useful answer at a time. Choose a topic, look up a question, or follow the beginner’s path from starter to first loaf.

30 guides

Open-crumb sourdough slices on a round wooden board beside a loaf and jam.Mixing techniques

Autolyse vs. fermentolyse: choose and account for the rest

Understand flour-and-water rests, starter-inclusive rests, water holdbacks, fermentation timing, and how to judge whether the extra step helps your dough.

9 min read ↗
A golden, flour-dusted rustic loaf with thick slices on a wooden board.Baking techniques

Bake sourdough with steam using equipment that supports the method

Choose a covered baker or approved steam-baking setup, understand the dry finish, avoid thermal shock, and troubleshoot crust without unsafe water additions.

9 min read ↗
A large round artisan loaf with a golden, crackled crust, held in a cloth against a dark background.Baker’s math

Baker’s Percentage: A Clear Guide for Sourdough

Learn baker’s percentages with complete sourdough examples, including starter flour, hydration, salt, and dough weight.

7 min read ↗
Thick slices of golden-crusted bread showing their airy, pale interior.Fermentation

Build a sourdough baking schedule around your day

Plan starter preparation, dough work, proofing, oven time, and cooling with clear checkpoints and room for fermentation to vary.

8 min read ↗
Open-crumb sourdough slices on a round wooden board beside a loaf and jam.Proofing techniques

Cold-proof sourdough with a schedule you can actually follow

Understand refrigerator proofing, cooling lag, dough readiness, covers, direct-from-cold baking, and how to plan sequential loaves without false timing guarantees.

9 min read ↗
Open-crumb sourdough slices on a round wooden board beside a loaf and jam.Baking

Cooling and Storing Sourdough: Keep the Right Portions Ready

Cool, portion, wrap, and freeze plain sourdough while distinguishing texture changes from spoilage and the storage needs of perishable fillings.

9 min read ↗
A crusty sourdough loaf opened to reveal a light crumb with large, irregular air pockets.Troubleshooting

Dense Sourdough Crumb: Diagnose the Pattern Before Changing the Recipe

Separate a pleasantly close crumb from heavy or uneven sourdough, then review fermentation, flour, shaping, and hydration in order.

8 min read ↗
Thick slices of golden-crusted bread showing their airy, pale interior.Troubleshooting

Gummy Sourdough Crumb: Check Cooling, Baking, and Fermentation

Trace a sticky sourdough center through cooling, loaf size, baking evidence, fermentation, and ingredient changes without guessing.

8 min read ↗
A large round artisan loaf with a golden, crackled crust, held in a cloth against a dark background.Starter care

How much starter should you feed for a bake?

Plan the levain your recipe needs, keep a deliberate reserve, and avoid confusing total starter, fresh feed, and flour in the dough.

8 min read ↗
A golden, flour-dusted rustic loaf with thick slices on a wooden board.Ingredients

How to choose flour for sourdough

Compare flour roles, read product labels, account for levain flour, and plan substitutions without confusing protein numbers with guaranteed results.

8 min read ↗
A large round artisan loaf with a golden, crackled crust, held in a cloth against a dark background.Starter care

How to make a sourdough starter from scratch

Build a flour-and-water starter with a clear feeding method, readable jar records, and practical decisions for the quiet days before dependable activity.

8 min read ↗
Open-crumb sourdough slices on a round wooden board beside a loaf and jam.Recipe reading

How to Read a Sourdough Formula Before You Mix

Audit a sourdough recipe by tracing starter, total flour, water, salt, levain stages, and dough yield.

8 min read ↗
A crusty sourdough loaf opened to reveal a light crumb with large, irregular air pockets.Fermentation

How to read bulk fermentation signs

Track dough expansion, aeration, strength, and temperature together, with clear measurement examples and limits for common readiness tests.

8 min read ↗
Open-crumb sourdough slices on a round wooden board beside a loaf and jam.Starter care

How to refrigerate and maintain sourdough starter

Set up a practical cold-storage routine, calculate the right maintenance quantity, and prepare refrigerated starter for your next bake.

8 min read ↗
Thick slices of golden-crusted bread showing their airy, pale interior.Starter care

How to revive a neglected sourdough starter

Separate safe revival candidates from contamination, restore a measurable feeding routine, and decide when a culture is ready for a baking build.

8 min read ↗
Open-crumb sourdough slices on a round wooden board beside a loaf and jam.Baker’s math

How to Scale a Sourdough Recipe Without Changing the Formula

Resize sourdough by dough weight, flour supply, loaf count, or available starter while keeping the formula clear.

8 min read ↗
Open-crumb sourdough slices on a round wooden board beside a loaf and jam.Starter care

Is your sourdough starter ready to bake?

Assess an established starter using its rise history, feeding conditions, and recipe requirements instead of relying on a single bubble or float test.

8 min read ↗
Open-crumb sourdough slices on a round wooden board beside a loaf and jam.Baking notes

Keep a sourdough bake log you will actually use

Record the few details that explain your next bake: ingredient weights, starter preparation, dough observations, decisions, and one clear change to compare.

8 min read ↗
A golden, flour-dusted rustic loaf with thick slices on a wooden board.Dough composition

Salt in Sourdough: Percentages, Weighing, and Formula Checks

Calculate sourdough salt from total flour, include starter flour, and understand what changes when salt or batch size changes.

8 min read ↗
A large round artisan loaf with a golden, crackled crust, held in a cloth against a dark background.Scoring techniques

Score sourdough with a clear plan for the loaf’s expansion

Separate functional and decorative cuts, choose a blade and pattern, understand depth and tilt, and troubleshoot a score without blaming one variable.

9 min read ↗
A large round artisan loaf with a golden, crackled crust, held in a cloth against a dark background.Shaping techniques

Shape a sourdough boule or bâtard with better control

Plan loaf size, preshape, manage bench flour, form a round or oval, and diagnose problems at the seam, transfer, and basket-release stages.

9 min read ↗
A large round artisan loaf with a golden, crackled crust, held in a cloth against a dark background.Troubleshooting

Sourdough Crust Too Hard: Separate Baking Problems from Storage

Diagnose thick, tough, or overly hard sourdough crust by timing and location, then adjust baking, steam, shape, or storage deliberately.

8 min read ↗
A crusty sourdough loaf opened to reveal a light crumb with large, irregular air pockets.Dough composition

Sourdough Hydration: Calculate the Water You Actually Use

Calculate true sourdough hydration, account for starter, and adjust water with clear examples and practical limits.

8 min read ↗
A large round artisan loaf with a golden, crackled crust, held in a cloth against a dark background.Troubleshooting

Sourdough Not Rising: Find Where Progress Stopped

Diagnose a slow starter, stalled bulk fermentation, lost volume after shaping, or low oven spring with a clear order of checks.

8 min read ↗
A golden, flour-dusted rustic loaf with thick slices on a wooden board.Troubleshooting

Sourdough Spreading Flat: Find the Point Where Support Was Lost

Troubleshoot sourdough that spreads during mixing, shaping, basket release, or loading, with practical comparisons and hydration math.

8 min read ↗
Thick slices of golden-crusted bread showing their airy, pale interior.Starter care

Sourdough starter feeding ratios, explained

Read starter feeding ratios by weight, compare common builds, and calculate hydration without forgetting the flour and water already in your seed.

8 min read ↗
Thick slices of golden-crusted bread showing their airy, pale interior.Starter planning

Starter Hydration and Feeding Ratios, Explained

Understand starter hydration, feeding ratios, seed flour, and how to build the exact starter amount your recipe needs.

8 min read ↗
A crusty sourdough loaf opened to reveal a light crumb with large, irregular air pockets.Dough development

Stretch-and-fold vs. coil fold: choose the movement your dough needs

Learn bowl folds and coil folds, how to count sets, read the dough between them, troubleshoot tears, and compare the two methods fairly.

9 min read ↗
A large round artisan loaf with a golden, crackled crust, held in a cloth against a dark background.Ingredients

Water temperature for sourdough: plan, measure, adjust

Distinguish water from dough temperature, use the desired-temperature factor method carefully, and check your calculation against the actual mixed dough.

8 min read ↗
A golden, flour-dusted rustic loaf with thick slices on a wooden board.Ingredients

Whole-wheat and rye sourdough: plan the grain blend

Calculate whole-grain and rye shares, subtract flour carried in levain, and choose a method suited to the dough instead of treating every flour alike.

8 min read ↗