Substitute for Potato starch
What it does in a recipe: Fine, gluten-free starch that holds water in GF baking.
2 substitutes, ranked by what's already in your pantry. Amounts are dataset values — US and metric where a ratio exists.
Cornstarch
per 1 Tbsp potato starch
US1 Tbsp (1:1)
Metric8 g
Pantry stapleBaking-safe ✓Alcohol-freeDairy-freeEgg-freeFish-freeGluten-freeNut-freePeanut-freeShellfish-freeSoy-freeVegan
Equally thick; don't boil hard or it thins.
What changes: Thins if boiled hard
Tapioca starch
per 1 Tbsp potato starch
US1 Tbsp (1:1)
Metric8 g
CommonBaking-safe ✓Alcohol-freeDairy-freeEgg-freeFish-freeGluten-freeNut-freePeanut-freeShellfish-freeSoy-freeVegan
Chewier.
Related swaps
Common questions
- What can I use instead of Potato starch?
- Cornstarch: 1 Tbsp (1:1). Tapioca starch: 1 Tbsp (1:1).
- What is the exact ratio to substitute Potato starch?
- Cornstarch (per 1 Tbsp potato starch) — US: 1 Tbsp (1:1). Metric: 8 g.
- What changes when you substitute Potato starch?
- Thins if boiled hard.
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