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Substitute for Powdered sugar

What it does in a recipe: Finely ground sugar with cornstarch; dissolves instantly in frostings and glazes.

1 substitutes, ranked by what's already in your pantry. Amounts are dataset values — US and metric where a ratio exists.

Granulated sugar + cornstarch, blended

per 1 cup powdered sugar

US1 cup granulated sugar + 1 tsp cornstarch; blend until fine powder
Metric200 g + 3 g
Pantry stapleBaking-safe ✓VeganDairy-freeGluten-freeEgg-freeNut-freeSoy-freeAlcohol-free

Blending fractures the crystals; cornstarch prevents caking.

What changes: Slightly grainy if blended coarse

Best for: Frostings, glazes, dusting

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Common questions

What can I use instead of Powdered sugar?
Granulated sugar + cornstarch, blended: 1 cup granulated sugar + 1 tsp cornstarch; blend until fine powder.
What is the exact ratio to substitute Powdered sugar?
Granulated sugar + cornstarch, blended (per 1 cup powdered sugar) — US: 1 cup granulated sugar + 1 tsp cornstarch; blend until fine powder. Metric: 200 g + 3 g.
What changes when you substitute Powdered sugar?
Slightly grainy if blended coarse.

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