Boulanger — Dough Science & Fermentation Authority tier 1

Grigne et Scarification

Grigne (the ear or bloom formed by a score) and scarification (the act of scoring/slashing the dough) are the final artistic and functional interventions before bread enters the oven. Scoring serves a critical structural purpose: it creates controlled weak points in the dough’s surface where expanding gases can escape during the explosive oven spring of the first 10 minutes of baking. Without scores, the dough would rupture unpredictably, producing ugly tears and asymmetric loaves. With well-placed scores, the baker directs the expansion, creating the signature grigne — the thin lip of crust that lifts along the score line and caramelises into a crisp, golden ear. The tool is a lame (pronounced ‘lahm’, from the French for blade): a thin, curved razor blade mounted on a handle, or a straight blade for certain cuts. The blade must be sharp — a dull blade drags and tears the dough surface rather than slicing cleanly. For a classic baguette, the lame is held at 30-40° to the surface (nearly flat, not perpendicular), and the cuts are made with a swift, confident motion: 5-7 overlapping diagonal slashes, each starting one-third of the way along the previous cut, angling from one side of the loaf to the other. The shallow angle creates the flap of dough that becomes the ear. For a boule, the scoring pattern may be a single cross (coupe en croix), a square (#), or a decorative spiral. For a bâtard, a single long diagonal slash or three shorter parallel cuts are standard. The depth of the cut varies: 5-8mm for a baguette, 10-15mm for a boule with a thick skin. Scoring must happen rapidly — the entire set of cuts should be completed within 10-15 seconds, after which the dough immediately enters the oven. Delay allows the cuts to seal as the dough relaxes, eliminating the potential for ear formation. The grigne is the baker’s signature: its regularity, symmetry, and lift reveal the baker’s confidence, timing, and understanding of fermentation — over-proofed dough produces flat, characterless scores that barely open, while properly proofed dough springs open dramatically.

Scoring creates controlled expansion points. Lame held at 30-40° for ear formation. Swift, confident cuts completed in 10-15 seconds. Baguette: 5-7 overlapping diagonal cuts. Depth 5-8mm for baguettes, 10-15mm for boules. Score and load oven immediately — no delay.

Keep lame blades in oil between uses to prevent rust. Replace the blade after every 20-30 loaves — sharpness degrades rapidly on wet dough. For decorative boule scoring, dust the surface lightly with rice flour before cutting: the white flour contrasts dramatically with the dark-baked crust. Practise on bread dough shaped into balls and baked as rolls before attempting full baguette scoring.

Holding the blade perpendicular, which cuts straight down without creating an ear. Hesitant, slow cuts that drag and tear. Scoring too deep on a baguette or too shallow on a boule. Delay between scoring and oven loading. Using a dull blade. Scoring over-proofed dough, which deflates rather than blooming.

Le Goût du Pain (Raymond Calvel)

Italian incisione del pane German Einschneiden San Francisco sourdough scoring traditions