Skip to content

Out of Confectioners sugar, one case

Confectioners sugar substitute without cornstarch

5 options, ranked, with the exact amount

Use thisBest of 5 options

Use Powdered erythritol

Same amount as the confectioners sugar

The best confectioners sugar substitutes without cornstarch are powdered erythritol, powdered monk fruit, powdered stevia, or homemade powdered sugar with arrowroot powder. These provide the same fine texture and sweetness without any corn-derived ingredients.

Best for —
corn-free frostings

One casethe full confectioners sugar card

Every option, one card

Ranked
Confectioners sugar substitutes compared
SubstituteInstead of confectioners sugar
Powdered erythritolcorn-free frostingsSame amount
Powdered monk fruit sweetenercorn-free frostingsSame amount
Powdered steviacorn-free frostings¼ cup powdered stevia per 1 cup confectioners
Homemade powdered sugar with arrowrootcorn-free frostings1 cup granulated sugar + 1 tsp arrowroot powder per 1 cup confectioners sugar
Powdered coconut sugarcorn-free frostingsSame amount
What changes5 options

Powdered erythritol

similar sweetness with slight cooling effect

Natural sugar alcohol that provides sweetness without calories, carbs, or cornstarch. It's completely corn-free and safe for those with corn allergies or sensitivities.

Best for
corn-free frostings, allergen-free baking, keto recipes, diabetic-friendly desserts, sugar-free applications
Texture
identical fine powder texture

Zero calories, zero carbs, no cornstarch, natural sugar alcohol, slight cooling effect.

Powdered monk fruit sweetener

sweet with natural flavor

Natural powdered sweetener made from monk fruit that contains antioxidants and provides sweetness without calories or cornstarch. Good for corn-free baking and cooking.

Best for
corn-free frostings, allergen-free baking, natural desserts, diabetic-friendly recipes, clean eating
Texture
identical fine powder texture

Natural sweetener, zero calories, no cornstarch, antioxidant properties, may need adjustment based on brand.

Powdered stevia

very sweet with slight aftertaste

Natural plant sweetener that provides intense sweetness without calories, carbs, or cornstarch. Use in small amounts as it's much sweeter than sugar, and mix well to distribute evenly.

Best for
corn-free frostings, allergen-free baking, diabetic recipes, low-calorie desserts, sugar-free applications
Texture
identical fine powder texture

Natural plant sweetener, zero calories, no cornstarch, very sweet, may have slight aftertaste.

Homemade powdered sugar with arrowroot

identical to confectioners sugar

Make your own powdered sugar by blending granulated sugar with arrowroot powder instead of cornstarch. Arrowroot provides the same anti-caking properties without any corn-derived ingredients.

Best for
corn-free frostings, allergen-free baking, natural recipes, all confectioners sugar applications, when avoiding cornstarch
Texture
identical fine powder texture

Natural alternative to cornstarch, same texture, arrowroot prevents clumping, corn-free.

Powdered coconut sugar

sweet with caramel notes

Ground coconut sugar that provides the same fine texture as confectioners sugar but with natural caramel notes and no cornstarch. Good for corn-free baking and cooking.

Best for
corn-free frostings, natural baking, caramel-flavored desserts, spice cakes, energy bars
Texture
identical fine powder texture

Natural alternative, no cornstarch, caramel flavor, slightly darker color, unrefined.

How it behaves in this recipe

In this recipeConfectioners sugar

Confectioners sugar substitutes without cornstarch are essential for those with corn allergies, sensitivities, or dietary restrictions. They must provide the same fine powder texture and sweetness as regular confectioners sugar while being completely free of corn-derived ingredients like cornstarch.

Tips for substituting confectioners sugar

10 tips
  1. Arrowroot powder works exactly like cornstarch for preventing clumping in homemade powdered sugar
  2. Erythritol and monk fruit are naturally corn-free and don't require any additional anti-caking agents
  3. When making homemade powdered sugar with arrowroot, blend for at least 1-2 minutes to ensure it's fine enough
  4. Stevia is naturally corn-free but may need to be mixed with other ingredients to prevent clumping
  5. Coconut sugar is naturally fine and doesn't require additional anti-caking agents
  6. Store corn-free substitutes in airtight containers to prevent clumping and maintain freshness
  7. For the smoothest corn-free frosting, use powdered erythritol as it provides the best texture
  8. When using stevia, mix it with a small amount of liquid first to help distribute it evenly
  9. Arrowroot powder is a natural thickener that works well in both sweet and savory applications
  10. Always check labels to ensure your chosen substitute is completely corn-free

Notes on confectioners sugar

Also on file5 notes
  1. Use powdered erythritol for the most neutral taste and best texture in corn-free applications
  2. Make homemade powdered sugar with arrowroot powder instead of cornstarch for a natural alternative
  3. Combine powdered monk fruit with powdered erythritol for natural sweetness without cornstarch
  4. Use powdered coconut sugar for a natural, unrefined option that's naturally corn-free
  5. For the smoothest corn-free frosting, use powdered erythritol as it provides the best texture and taste

Questions

5 questions

Why do I need a cornstarch-free confectioners sugar substitute?

Many people have corn allergies or sensitivities, and traditional confectioners sugar contains cornstarch as an anti-caking agent. Corn-free substitutes are essential for those with corn-related dietary restrictions.

Can I make my own cornstarch-free powdered sugar?

Yes! Blend granulated sugar with arrowroot powder (1 cup sugar + 1 tsp arrowroot) in a food processor until very fine. Arrowroot provides the same anti-caking properties as cornstarch.

Are all sugar-free sweeteners corn-free?

Most natural sugar-free sweeteners like erythritol, monk fruit, and stevia are corn-free, but always check labels to be sure. Some commercial blends may contain corn-derived ingredients.

Will corn-free substitutes work the same in recipes?

Yes, corn-free substitutes provide the same fine texture and sweetness as regular confectioners sugar. They work well in all baking and frosting applications.

What's the best corn-free substitute for frosting?

Powdered erythritol works best for corn-free frosting as it provides the smoothest texture and most neutral taste. Homemade powdered sugar with arrowroot is also excellent.

All 5 confectioners sugar substitutes All ingredients