HomeSubstitutionsCornstarch substitutes

Cornstarch substitutes

Tested swaps for cornstarch, with ratios and sources.

← Cornstarch converter

  • 1 tbsp cornstarch = 2 tbsp all-purpose flourA (for thickening sauces) (America's Test Kitchen)
    Make a slurry with 2 parts cold water, 1 part flour; whisk smooth before adding to the simmering liquid. Simmer 2–3 minutes longer than usual to cook out the raw flour taste.

    ← All-purpose flour converter

  • 1 tsp cornstarch = 1½ tsp arrowroot powder (America's Test Kitchen)
    Arrowroot makes a clearer, more translucent thickening than cornstarch — useful for fruit pie glazes and clear sauces. Avoid in dairy-based sauces; arrowroot turns slimy with milk and cream.

    ← Arrowroot starch converter

Safety
  • AAll-purpose flour: Contains gluten; not safe for celiac or gluten-free diets.

Measure substitutes by weight where you can. The Cornstarch converter gives the grams.

Note: our substitutions are direct, not chained — we don't recommend substituting a substitute.

← All ingredient substitutions