- 1 tbsp arrowroot = 1 tbsp tapioca starch (Bob's Red Mill)Both gluten-free; tapioca gives similar glossy thickening in sauces and fruit fillings.
- 2 tsp arrowroot = 1 tbsp cornstarch (for thickening) (Bob's Red Mill)Use arrowroot when thickening acidic liquids — cornstarch breaks down in acid. Avoid in dairy sauces (turns slimy).
Arrowroot starch substitutes
Tested swaps for arrowroot starch, with ratios and sources.
Measure substitutes by weight where you can. The Arrowroot starch converter gives the grams.
Note: our substitutions are direct, not chained — we don't recommend substituting a substitute.