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Beginner Guide

What a Good Loaf Actually Looks Like

A field guide to evaluating your own bread — exterior, crust, ear, crumb, and flavor.

Sofia Marchetti3 min read

If you don't know what good bread looks like, you can't tell whether yours is improving. Here's how to evaluate a sourdough loaf.

Exterior

Shape

  • Symmetrical — even on all sides
  • Domed — taller in the middle, falling off to the edges
  • Defined — clear shape (boule, batard, etc.), not melted

A good loaf doesn't spread out. The bottom is roughly the same width as the middle.

Score

  • Clean cut — no ragged edges
  • Open — the cut should have spread during baking, revealing interior
  • One or more "ears" — raised lips of crust where the score opened

Color

  • Deep golden to mahogany — most home bakers underbake; push the color
  • Even — no pale spots or burnt patches
  • Slightly blistered — small bubbles in the crust indicate good fermentation

Crust

Texture

  • Crisp — should crackle when pressed
  • Thin — not bread armor
  • Audible — should rustle or crackle when squeezed

Sound

A finished loaf, when tapped on the bottom, should sound hollow. A muffled thump means it's underbaked.

Color depth

The Maillard reaction — the chemical browning of the crust — develops complex flavors at higher temperatures. A pale crust tastes pale; a deeply colored crust tastes complex.

Crumb

Open vs. closed

There's a spectrum:

  • Tight, even — sandwich loaves, enriched breads
  • Moderately open — country loaves, balanced fermentation
  • Wildly open — high hydration, ciabatta-style

Match your crumb expectation to the bread you're making.

What to look for in a country loaf

  • Irregular holes — varied sizes
  • Glossy interior — slight sheen on the cut surface
  • Slightly translucent walls between holes
  • No giant tunnels (especially under the top crust)
  • No undercooked patches

Bad signs

  • All small holes — under-fermented
  • One huge tunnel under the crust — under-shaped or trapped air
  • Gummy, sticky crumb — under-baked
  • Dense, packed crumb — under-fermented or over-fermented (collapsed)

Aroma

A finished loaf should smell:

  • Slightly nutty
  • Sweet
  • Faintly tangy
  • Toasted (from the crust)

If it smells like:

  • Vinegar dominant — over-fermented
  • Yeast or beer — under-baked
  • Burnt — overbaked or oven too hot
  • Raw flour — under-baked

Flavor

Cut into the loaf 2 hours after baking. Taste:

Crust

Toasted, sweet, complex. Should have multiple notes.

Crumb

  • Mildly tangy
  • Slightly sweet
  • Wheat flavor present (not just sour)
  • Clean finish (no off-flavors)

Texture in mouth

  • Slight chew (gluten quality)
  • Tender, not crumbly
  • Moist but not gummy

The "good loaf" checklist

For a country loaf, you want all of these:

  • [ ] Symmetrical, domed shape
  • [ ] Open, clean score with at least one ear
  • [ ] Deep mahogany crust
  • [ ] Crisp, audible crust
  • [ ] Hollow sound when tapped
  • [ ] Open, irregular crumb
  • [ ] Glossy interior
  • [ ] No undercooked patches
  • [ ] Sweet, complex aroma
  • [ ] Balanced flavor — slightly sour, slightly sweet, wheat-forward

Hit 8 of 10? Good loaf.

Hit 10 of 10? Take a photo. You're doing great.

Photographing your bread

To track progress, photograph each bake the same way:

  • Same surface (a wood cutting board works)
  • Same lighting (natural light, no flash)
  • Same angle (slight overhead, showing the score)
  • Cut shot (interior crumb, on a clean white background)

Looking back at six months of photos teaches you more about your own baking than any class.