
Natural form
Powdered sugar in its loose, ultra-fine powder state, bright white and cloud-like.
Shows the defining physical characteristic — the extremely fine, bright white powder texture that distinguishes it from granulated or raw sugar.
Sweeteners
Powdered Sugar
Fine, dissolvable sugar for icing, dusting, and frosting
Ground to a powder, this sugar dissolves instantly into smooth icings and frostings and dusts a finished cake like snow. Sift out lumps first. Keep it airtight and dry.
Powdered sugar (confectioners' or icing sugar) is granulated sugar ground to a fine powder and blended with a little cornstarch to prevent caking. That fineness lets it dissolve instantly and without grit, which is why it's the sugar of frostings, glazes, and royal icing, and the snowy dusting on cakes and doughnuts. The cornstarch matters: it means powdered sugar isn't a clean 1:1 swap for granulated in every recipe.
- Measured in
- g
- Storage
- Airtight
Find it in
Types & varieties
The finest, most common grind; standard for icing.
Often uses tapioca starch instead of corn.
Specialty; cakes more easily but purer.
Sugar milled to powder with a little starch, so it dissolves instantly into glazes, royal icing, and buttercream and dusts cleanly without graininess.
How to use
It's built for smoothness. Whisk it with butter for buttercream, with liquid for glaze, or with egg white for royal icing. Sift it to remove lumps and dust it over finished cakes and pastries for a clean snowy finish.
- Buttercream and cream-cheese frosting
- Glazes and royal icing
- Dusting cakes, brownies, and doughnuts
- Sweetening whipped cream
How to store
Keep it airtight and dry; it clumps with humidity. Always sift before using in icing to avoid lumps.
Common uses
Tips & pitfalls
- Sift it before making icing to keep frostings smooth.
- Make your own by blitzing 1 cup sugar with 1 tbsp cornstarch until powdery.
- Dust through a fine sieve for an even, professional finish.
- Don't swap it 1:1 for granulated — the cornstarch and weight differ.
Nutrition
Energy
1628 kJ · per 100 g
Where the calories come from
Protein
0g
0% DV
Carbs
99.8g
36% DV
Fat
0g
0% DV
Fiber
0g
0% DV
Sugars
97.8g
of which
Sodium
2mg
0% DV
Source · USDA FoodData Central · Sugars, powdered
View on FDC →In the shops
Matched grocery products
€2.60Powdered Sugar
Hacendado · 500 g · Mercadona
€2.09SUCREBÓ Icing Sugar
SUCREBÓ · kg · Bonpreu
Good to know
- Flavor
- Pure sweetness; faint cornstarch note
- Made from
- Finely ground sugar + a little cornstarch
- Best for
- Frostings, glazes, icing, dusting
- Dissolves
- Instantly and grit-free
- How to store
- Airtight, dry; sift before using
- Shelf life
- Indefinite if kept dry
Substitutes
- Blitzed granulated + cornstarch — Homemade equivalent; grind until powdery.
- Granulated sugar (cooked applications) — Only where grit can dissolve out.
- Powdered erythritol — Low-sugar alternative for icing.
Also called
icing sugar · confectioners sugar · azúcar glas · azúcar impalpable · sucre de llustre
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