Rustic sourdough loaf with scored golden crust cooling on a wire rack next to a cut half showing open crumb

How to Make Sourdough Bread at Home (Complete Beginner’s Guide)

Rustic sourdough loaf with scored golden crust cooling on a wire rack next to a cut half showing open crumb

Your first loaf is a coin flip. Follow the same steps twice and you can end up with two different results — one loaf tall and open, the next squat and tight. That's not a flaw in the method. It's what happens when the main ingredient is a living culture that behaves differently depending on your kitchen, your flour, and how it was fed that morning.

This guide covers the full arc of how to make sourdough bread: mixing, a stretch-and-fold routine that replaces kneading, an overnight rise in the fridge, shaping, and baking inside a covered pot hot enough to crackle the crust. It also covers what most beginner guides skip — why the technique works, how to store the loaf once it's baked, and where to take it once the basic version is easy.

You'll need an active, doubling starter before any of this works. If yours isn't built yet, the sourdough starter guide walks through getting one going from flour and water alone, day by day.

Five words you'll see throughout this guide

  • Bulk fermentation — the long first rise, right after mixing, where the starter's wild yeast slowly produces the gas that gives the bread its lift.
  • Stretch and fold — the technique that replaces kneading. Wet hand, pull one side of the dough up, fold it to the center, rotate the bowl, repeat.
  • Shaping — building surface tension across the outside of the dough before its final rest. A tightly shaped loaf holds its form in the oven; a loose one spreads flat.
  • Cold proof (cold retard) — the shaped dough resting in the fridge overnight. It slows the yeast, deepens the flavor, and firms the dough enough to score cleanly.
  • Scoring — the cut across the top just before baking. It gives the loaf a controlled place to expand instead of splitting wherever it wants.

Confirm the starter before you touch the flour

Feed the starter four to eight hours before mixing. At peak, it should have roughly doubled, hold a domed shape rather than sinking flat, and smell tart and yeasty — think yogurt, not paint thinner. A starter that's still flat, hasn't budged, or smells sharply of alcohol needs another cycle before it goes anywhere near dough.

The float test works as a rough gauge — drop a spoonful in water, and if it floats, there's enough gas built up. But a starter that floats once and hasn't been doubling on a predictable schedule isn't there yet either. If your starter is consistently sluggish, that's almost always the root cause behind a dense loaf — the starter guide's troubleshooting section covers exactly what to do about hooch, no activity, and the nail-polish smell.

What goes into the dough

Sourdough bread ingredients flat lay including bread flour active starter sea salt and water on a wooden counter
IngredientAmount
Bread flour500g
Water, room temperature350g
Active starter100g
Fine sea salt10g

That works out to about 70% hydration — a manageable ratio for a first loaf. Wetter doughs open up more but get harder to shape.

Use a kitchen scale, not cups. This is the single biggest reason two people following the same recipe get different results. A cup of flour can weigh anywhere from 120g to 150g depending on how it's scooped, which quietly shifts the hydration by 10% or more. A scale makes the ratio above actually mean something; measuring cups turn it into a guess.

Making a smaller loaf: to halve this recipe, use 250g flour, 175g water, 50g starter, 5g salt — or follow the dedicated small batch sourdough guide if you want a version written specifically for that size. Timing, folds, and bake temperature all stay the same; only the bake time shortens slightly, by about 5 minutes under the lid and 5 minutes with it off.

Equipment: a large bowl, a kitchen scale, a bench scraper or stiff spatula, a banneton (or a bowl lined with a floured towel), a Dutch oven with a lid, and a lame, razor blade, or sharp paring knife for scoring.

Mixing and building strength

If you mix around 6pm, here's roughly how the next day breaks down.
6:00pm — Autolyse. Combine just the flour and water. Stir until no dry patches remain. Cover and let it sit 30 to 60 minutes.

This rest isn't idle time. Flour needs water to fully hydrate before gluten can form properly, and giving it a head start — before the starter or salt gets involved — means less folding is needed later to build the same strength. It's the difference between the dough doing some of the work on its own versus you doing all of it by hand.

6:45pm — Work in the starter and salt. Pour both over the rested dough and pinch it through with your fingers until it's evenly distributed. Loose and tacky is correct here, not a sign anything's off.

7:15pm to 9:15pm — Fold instead of knead. Four rounds of stretch-and-fold spaced 30 minutes apart. Each round: wet a hand, lift one edge of the dough, pull it upward, fold it toward the center, turn the bowl a quarter rotation, and repeat three more times around. After the fourth round, step away and let the dough work on its own.

If you'd rather skip the folding routine entirely on a busy week, the no-knead bread for beginners method uses a longer, hands-off rise instead — a useful comparison if you're deciding how much active time you actually want to commit to.

The long rise

The stretch between folding and shaping is bulk fermentation, and rushing it is where most dense loaves come from.

10pm to midnight — check the dough. Watch for it to swell by roughly a third to a half in size, feel airy rather than stiff when nudged, and show a scattering of bubbles near the top and along the sides. In a warm kitchen this stretch runs four to six hours from mixing. In a colder kitchen it can run past midnight — that's fine. It's easier to just let it go overnight and shape first thing in the morning than to chase an exact hour in the middle of the night.

Shaping and the cold rest

Shaped sourdough dough resting seam-up in a floured banneton basket before cold proofing

Once fermentation looks ready, tip the dough onto a lightly floured surface. Draw the outer edges toward the middle to form a rough ball, flip it seam-down, then drag it across the counter in small circles until the top feels taut. Set it seam-up into a floured banneton.

Cover and chill it 8 to 18 hours. A late-evening shape means it's ready to bake the following morning, no early alarm needed.
The cold isn't just about convenience. It slows the yeast down without stopping it, which lets the bacteria in the starter keep producing the acids that give sourdough its tang — that flavor develops more in a slow cold rise than in a fast warm one. The chill also firms the dough enough that a knife or blade can score it cleanly the next morning instead of dragging and tearing.

Baking

Scored sourdough dough on parchment paper being lowered into a preheated Dutch oven

Around 9am, preheat the Dutch oven — empty, lid on — at 475°F for a full 30 minutes before the dough goes anywhere near it. Turn the chilled dough onto parchment. Score once, at a shallow angle, about half an inch deep. Lower it into the pot on its parchment, cover, and bake 20 minutes. Remove the lid and continue another 20 to 25 minutes, until the crust has gone deep brown, almost mahogany at the edges.
If the base is browning much faster than the top, slide a second empty baking sheet onto the rack directly below the Dutch oven — it blocks some of the direct bottom heat without affecting the rest of the bake. If the loaf looks done on the outside but feels underbaked in the center when you tap it (it should sound hollow), crack the oven door open and let it sit on the rack for a few extra minutes with residual heat rather than cranking the temperature back up.

The most important instruction in this guide: rest the loaf on a wire rack for at least an hour before slicing. Cutting early lets steam escape before the crumb finishes setting, which leaves the center looking gummy even in a properly baked loaf.

No Dutch oven? Here's the workaround

A heavy lidded pot — cast iron, enamel, stainless — does the same job. The lid traps steam during the first 20 minutes so the loaf can fully expand before the crust sets.

No lidded pot at all works too: bake on a hot stone or heavy tray and place a pan of boiling water on the oven floor for the first 20 minutes to generate steam manually.

For a method that skips the oven altogether, the stovetop sourdough guide uses a cast iron skillet and works on any hob.

Storing and freezing sourdough

Sourdough has no added preservatives, so it behaves differently than store-bought bread.

At room temperature: once fully cooled, keep the loaf cut-side down on a board, or in a paper bag, for up to 3 days. Sourdough's natural acidity means it actually stays good longer than most yeasted breads at room temp — but skip the plastic bag, which traps moisture and softens the crust.

Freezing: sourdough freezes well, whole or sliced. Slice first if you want to pull out single portions later, then wrap tightly in plastic and place in a freezer bag with the air pressed out. It keeps well for up to 3 months. Thaw at room temperature, or toast slices straight from frozen.

Refreshing a day-old loaf: a few minutes in a 350°F oven brings the crust back close to fresh. Avoid the fridge for storage — it actually speeds up staling compared to room temperature or the freezer.

Variations once the basic loaf is easy

  • Whole wheat sourdough — swapping in whole wheat flour (partially or fully) adds a denser crumb and nuttier flavor, but the bran cuts through gluten strands, so it typically needs slightly more water and a gentler hand during folding.
  • Seeds, olives, or dried fruit mix-ins — added during the final fold, not the first, so they don't tear up the gluten structure before it's built. A good starting ratio is about 75-100g of mix-ins per this size batch.
  • Rye blend — replacing 20-25% of the bread flour with rye adds a deeper, earthier flavor and speeds up fermentation, since rye ferments faster than wheat — watch the bulk rise a bit more closely so it doesn't overproof.
  • Higher hydration — pushing past 70% toward 75-80% water opens up a more irregular, airy crumb, but the dough gets noticeably stickier to shape and is easier to attempt after a few standard loaves.

Where loaves go wrong — and the fix for each

ProblemLikely causeFix
Barely any rise, heavy crumbStarter wasn't at peak when mixedFeed and wait for a consistent double before mixing again
Rose okay, crumb still tightBulk fermentation cut shortWait for volume increase and surface bubbles, not a fixed hour count
Collapses flat when scoredOverproofed in the fridgeKeep the cold rest inside 8–18 hours
Denser than expected despite every step followedAll-purpose flour used in place of bread flour, or flour measured by cup instead of scaleSwitch to bread flour and weigh ingredients on a scale
Pale crust, little lift in the ovenDutch oven wasn't fully preheatedGive it the entire 30 minutes empty before adding the dough
Base burns before center finishesToo much direct bottom heatSlide an empty baking sheet on the rack below the Dutch oven
Looks done outside, gummy insideSliced before fully resting, or center underbakedRest a full hour before cutting; if center's soft, crack the oven door and leave it on residual heat a few extra minutes

For anything not covered here, the dense sourdough troubleshooting guide covers ten separate causes in more depth.

Frequently asked questions

  • How much of this is hands-on work? Under an hour, spread across mixing, folding checks, and shaping. The rest — bulk fermentation, the overnight chill, baking — runs on its own while you do something else.
  • Is a Dutch oven required? Not strictly — see the workaround above.
  • Why did my loaf turn out dense? Most often it's the starter, a shortened bulk rise, or flour measured by volume instead of weight. The troubleshooting guide breaks each cause down individually.
  • Why is my sourdough very sour, or barely sour at all? Tang comes mostly from the cold rise, not the mix. A short or skipped cold proof gives a milder loaf; a longer cold proof (toward the 18-hour end) gives a tangier one. Starter age and feeding ratio also play a role.
  • What's the difference between sourdough and regular bread? Regular bread uses commercial yeast for a fast, predictable rise, usually in a couple of hours. Sourdough uses a wild-yeast starter, which rises more slowly and unevenly but produces the characteristic tang, chewier crumb, and longer shelf life.
  • Can I use instant yeast as a backup if my starter isn't ready? It produces bread, but not sourdough — the flavor and texture come specifically from the wild yeast and bacteria in the starter. A packet of instant yeast will rise the dough but skip the tang and the longer fermentation entirely.
  • What happens to the discard I remove when feeding my starter? It doesn't need to go in the bin. The discard recipes turn it into crackers and flatbread, and the discard pancakes guide covers that one in more depth on its own.
  • Can this be scaled down? Yes — halve every ingredient (250g flour, 175g water, 50g starter, 5g salt), or use the dedicated small batch sourdough guide for a version written specifically for a single loaf.
  • Do I need bread flour specifically, or will all-purpose work? Bread flour has more protein, which builds a stronger gluten network and a better rise. All-purpose will still make bread, but it comes out noticeably denser and flatter — it's one of the most common reasons a loaf underperforms despite the rest of the method being followed correctly.

Print-friendly recipe summary

How to Make Sourdough Bread

Yield1 loaf
Prep4 hours active + overnight rise
Bake40–45 minutes
  • 500g bread flour
  • 350g water, room temperature
  • 100g active starter
  • 10g fine sea salt
  1. Mix flour and water, rest 30–60 minutes (autolyse).
  2. Add starter and salt, mix until combined.
  3. Stretch and fold: 4 rounds, 30 minutes apart.
  4. Bulk ferment 4–8+ hours, until increased by a third to a half in volume.
  5. Shape into a tight ball, place seam-up in a floured banneton.
  6. Cold proof in the fridge 8–18 hours.
  7. Preheat Dutch oven at 475°F for 30 minutes.
  8. Score dough, bake covered 20 minutes, uncovered 20–25 minutes.
  9. Cool on a wire rack at least 1 hour before slicing.

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