Knowledge base
Gluten-free questions, answered.
The questions readers ask the most often. Updated whenever a question shows up three times in our inbox.
8 questions 4 categories May 2026
the basics
Flours & blends
Flour blends are the master variable in gluten-free cooking. Here is what we have learned testing them across hundreds of bakes.
- For most baking, a blend of 40% rice flour, 30% tapioca starch, 30% potato starch with one teaspoon of xanthan gum per cup gives the closest match to all-purpose wheat flour. King Arthur Measure for Measure and Bob's Red Mill 1-to-1 are commercial blends with similar ratios.For bread specifically, lean toward higher protein flours (sorghum, oat, almond) and add psyllium husk for structure.
- For yeast breads and quick breads, yes. Xanthan gum replaces the structural network gluten provides. Without it, gluten-free baked goods crumble.Substitutes: psyllium husk powder (1-to-1), guar gum (1-to-1), or chia seed gel (mixed results, depends on recipe).
rise & crust
Bread & yeast
Gluten-free bread is the single hardest thing in this kitchen. Here are the patterns that worked.
- Three usual suspects: old yeast (test it in warm water with sugar before mixing), cold liquid (yeast wants 105-115 F), and not enough hydration (gluten-free dough should look like thick batter, not bread dough).
- Yes. Use a brown rice flour starter (feed daily for 5-7 days). Once active, use it in any gluten-free bread recipe in place of yeast plus 30 minutes extra rest. Texture is denser than wheat sourdough but flavor is excellent.
real-world cooking
Swaps & substitutions
What works, what does not, and what we have given up trying.
- No. Almond flour absorbs liquid differently and has no gluten. For most recipes, use almond flour at 70% the weight of regular flour, plus an extra egg or 2 tablespoons of milk per cup.
- Brown rice pasta has the closest texture to wheat. Cook it 1-2 minutes less than the package says (it goes from al dente to mush fast). Lentil and chickpea pasta have great protein but a different bite, best for cold pasta salads.
real risks
Coeliac safety
Cross-contamination, hidden gluten, dining out. The non-negotiables for a coeliac household.
- Dedicated cutting boards, dedicated wooden spoons (gluten hides in wood grain), separate butter and jam jars, and a separate toaster. Run the dishwasher between gluten and gluten-free use if you share a household.
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