Flavour & Fire
The Sourdough Journal
Shaping, Cold Proofing & Scoring
You are not forcing a shape. You are giving the dough permission to hold one.
By the time fermentation has brought the dough to the point where it is ready to be shaped, much of the work has already happened. The dough has developed structure, fermentation has created gas and the dough has gradually become something that can be handled, stretched and given direction.
Shaping is therefore not about starting again. It is about gathering what you have developed and giving it enough tension and structure to become a loaf that can hold itself together.
After shaping, there is still time for the dough to change. A cold proof slows fermentation while allowing the dough to continue developing, and makes the final stage of handling easier to control. Then comes scoring: a small, deliberate cut that gives the expanding loaf a place to open when it meets the heat of the oven.
Together, these stages turn a well-fermented dough into a loaf with direction.
Why Shape the Dough?
Before shaping, the dough has developed as one continuous mass. It may be strong and elastic, but it does not yet have the form you want it to keep during the final stages of fermentation and baking.
Shaping gathers that structure and creates tension across the outside of the dough. This helps the loaf maintain its form while it rests and, later, while it expands in the oven.
The aim is not to squeeze the air out or make the dough perfectly smooth at all costs. You are trying to organise the structure that is already there while preserving as much of the fermentation you have carefully developed as possible.
Good shaping is therefore a balance between tension and gentleness.
The Importance of Surface Tension
Surface tension is one of the quiet forces behind a well-shaped loaf.
As the dough is brought together, the outer surface becomes tighter while the interior remains soft and extensible. That tension helps the dough support itself rather than simply spreading out across the work surface.
Too little tension and the loaf may relax quickly and lose its shape. Too much force, however, can compress the dough, damage its delicate structure or make it difficult to work with.
The right amount is often easier to feel than to describe. The dough should become more cohesive and hold its shape without feeling as though it has been pulled into submission.
Shaping Without Degassing the Dough
By this stage, fermentation has already created gas within the dough, and some of that gas has become part of the developing structure.
Shaping inevitably moves the dough and redistributes some of those pockets, but there is no need to deliberately press the gas out. Rough handling can remove more of the structure you have spent time developing than is necessary.
This is why shaping is best approached with calm, deliberate movements. Gather the dough, create tension and give it a form, but allow the dough to retain the character it has developed during fermentation.
The goal is not to preserve every single bubble. It is to preserve the overall structure.
When Is the Dough Ready to Shape?
Shaping begins when the dough has developed sufficiently during fermentation, rather than simply when a certain number of hours have passed.
The dough should have enough strength to gather itself while remaining flexible enough to be shaped without tearing. It may feel lighter than it did earlier in the process, show visible signs of fermentation and respond to movement with a degree of elasticity.
If the dough feels extremely slack and cannot hold any tension, the issue may lie earlier in the process. If it feels overly fragile or difficult to handle after extensive fermentation, it may already have gone further than intended.
This is why shaping is closely connected to understanding fermentation. The quality of the shaping stage depends largely on what happened before you reached it.
A Shape With a Purpose
There are many ways to shape sourdough, from a simple round boule to an oval bâtard and more specialised forms, but the underlying principle remains similar: create a coherent shape with enough surface tension to support the dough.
The exact technique matters less than understanding what you are trying to achieve.
You want the dough to have direction. Instead of spreading in every direction, it should have enough internal organisation and outer tension to expand in a more controlled way as fermentation continues and, eventually, as the loaf rises in the oven.
That is what makes shaping more than a cosmetic step.
What Is Cold Proofing?
Cold proofing is the period after shaping during which the dough is placed in a cool environment, usually a refrigerator, for its final stage of fermentation.
Lower temperatures slow microbial activity, which gives you a wider and more manageable window between shaping and baking. The dough does not simply stop changing when it enters the refrigerator; fermentation continues, but at a much slower pace.
This makes cold proofing particularly useful when you want to separate shaping from baking. You can shape the dough in the evening, place it in the refrigerator and bake it later, while the dough continues to develop in the meantime.
It is both a practical tool and a way of influencing the final character of the loaf.
What Happens During a Cold Proof?
Even in the refrigerator, the dough remains a living system.
Fermentation continues at a reduced rate, while the dough gradually becomes more developed and its structure continues to change. The cooler environment also affects how the dough feels and behaves, which can make the final handling and scoring easier.
The length of a cold proof can vary considerably depending on the temperature, the dough, the activity of the starter and how far fermentation had already progressed before refrigeration.
A cold proof is therefore not simply a fixed overnight instruction. It is another part of the fermentation process, only happening at a slower pace.
Why Refrigerate the Dough?
One of the practical advantages of a cold proof is control. Refrigeration slows fermentation and gives you more flexibility around when the loaf will be baked.
Cold dough is also generally firmer and easier to handle than warm, highly fermented dough. This can make transferring the loaf and making the final cut cleaner and more precise.
There is also an important distinction to keep in mind: refrigeration does not repair an underfermented dough. Nor does it automatically prevent overfermentation. It slows the process; it does not remove the process.
The dough still needs to enter the refrigerator at an appropriate stage of fermentation.
What Is Scoring?
Scoring is the deliberate cutting of the surface of the shaped dough immediately before baking.
The cut does more than create a decorative pattern. As the loaf enters the hot oven, gases expand and the dough rapidly changes under the influence of heat. The scored area provides a controlled weak point through which the loaf can expand.
Without an intentional opening, the dough may find its own weak spot and split somewhere else.
Scoring therefore gives the loaf a place to open.
The Main Score
A simple, well-placed cut is often all a loaf needs.
The depth, angle and position of the cut influence how the dough opens, while the shape and surface tension of the loaf determine how that opening develops in the oven. A shallow decorative line and a deeper structural score can therefore behave quite differently.
The exact scoring technique deserves its own attention, but the principle is simple: you are not trying to cut the loaf apart. You are creating a deliberate path for expansion.
Why Timing Matters
Scoring should happen when the dough is ready to move from its final proof into the oven.
The dough is at its most delicate at this point, so unnecessary handling can disturb the structure you have built. This is one reason a cold-proofed loaf can be easier to score: the cooler dough is firmer and often holds its shape more readily.
Once scored, the loaf should move into the oven with as little delay and disturbance as practical.
Everything you have done until this point has prepared the dough for this final transformation.
Oven Spring
When the shaped and scored dough enters a properly heated oven, several things happen quickly.
The gases inside the dough expand, fermentation briefly becomes more active before the heat eventually stops microbial activity, and the dough’s structure stretches and sets as the loaf rises. Steam and heat help keep the outer surface flexible during the early part of this expansion.
This rapid increase in volume is often called oven spring.
The score gives that expansion a direction, but it does not create oven spring by itself. The final rise depends on everything that came before it: fermentation, dough structure, shaping, temperature and the condition of the dough when it entered the oven.
A beautiful score cannot rescue a dough that has already lost its ability to expand.
When Shaping, Proofing & Scoring Work Together
These three stages are often described separately, but they are closely connected.
Shaping creates organisation and surface tension. Cold proofing gives the shaped dough time to continue developing while slowing the pace of fermentation. Scoring then gives the loaf a deliberate point at which that stored potential can be released in the oven.
Each stage depends on the one before it.
Shape too loosely and the dough may spread. Ferment too far and the dough may become fragile before it reaches the oven. Score without considering the structure and the cut may not open as intended.
The final loaf is therefore not the result of one perfect movement. It is the result of several small decisions that support one another.
From Dough to Loaf
There is something satisfying about this final transition because the dough is still recognisably alive right up until the moment it enters the oven.
You shape it, give it time, keep it cool and finally make one deliberate cut across its surface. Then heat takes over. The gases expand, the structure stretches, the crust begins to form and the shape you gave the dough becomes the loaf you can finally hold.
By this stage, there is very little left to control.
The work is mostly in what you learned to do before the oven door closes.
You are not forcing a shape. You are giving the dough permission to hold one.
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Shaping, Cold Proofing & Scoring
You are not forcing a shape. You are giving the dough permission to hold one.