Gluten-Free Sourdough Bread Starter and Loaf (Step-by-Step Guide)

Sourdough has a devoted fan base for a reason: the slow fermentation builds complex, tangy flavor and a resilient crumb. This gluten-free version leans on brown rice flour for a steady, predictable starter and tapioca starch plus psyllium husk for the stretch and chew that gluten normally provides. The result is a loaf with a crisp, deeply browned crust, a tender but structured interior, and the slightly sweet, toasty notes that develop during long fermentation. Because the starter is rice-based, it tends to be gentler and more forgiving than wheat starters, but it still rewards patience and regular feedings.

This recipe is made for people who want a real sourdough experience without wheat: home bakers who keep dairy-free or grain-sensitive kitchens, folks who like baking from scratch, and sourdough junkies curious about how psyllium can mimic gluten’s supportive role. Key moments are the 20–30 minute rest after mixing (critical for psyllium hydration), a careful bulk ferment where you look for visible aeration rather than dough elasticity, and a full rest after baking so the crumb can set. Follow those checkpoints and you’ll consistently turn a bubbly starter into a loaf that slices cleanly and toasts beautifully.