Scoring bread is a conversation between the baker and the loaf. Each cut is a direction: expand here, hold there, open this way. The pattern you choose communicates to the bread where you want it to grow. Understanding this conversation is what separates the baker who produces predictable, professional-looking loaves from the one who gets random, uneven splitting.
The Physics of Scoring
When scoring, you're creating a controlled weak point in the crust. The cut goes through the outer skin of the dough and slightly into the interior, severing the gluten strands at that point. During oven spring, the bread expands most readily at the score because the crust there is weakened. The direction of the cut also controls the direction of expansion.
A cut at a 45-degree angle creates an ear because one side of the cut is angled upward. As the bread expands, the angled cut creates a flap that lifts and produces the characteristic ear of a well-scored baguette. A perpendicular cut produces a clean split with less dramatic expansion.
Speed and Confidence
The cut should be made in one smooth, confident stroke. The blade should be sharp enough to slice through cleanly without dragging. If you hesitate or saw back and forth, you'll create multiple small tears rather than one clean cut. The multiple tears don't fuse during baking, so they show in the final crust as a messy, uneven split.
The speed of the cut matters. A fast, confident stroke produces a cleaner cut than a slow, careful one. This takes practice — the first dozen scored loaves will look rough. Keep a fresh blade, make the cut in one go, and trust the process.
Depth and Hydration
Higher hydration doughs require deeper cuts because the crust is thinner and softer. A deep cut in high-hydration dough opens cleanly. Lower hydration doughs have a more substantial crust that doesn't need as deep a cut — 2mm is often enough.
If your score isn't opening, the cut is too shallow. If it's opening too dramatically, the cut is too deep or the dough is over-proofed. Adjust one variable at a time.
Pattern Meanings
Different patterns serve different purposes. A single center slash on a batard opens the bread along its length. Cross hatches on a boule allow expansion in multiple directions. The traditional French miche is scored in a spiral from the center, which opens outward. Each pattern is designed for the specific shape and dough.