Discover the definition and substitution options for the unique sugar.
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What Is Caster Sugar?

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Its got some grit to it though, so its not as fine as confectioners sugar.
Id say it falls somewhere in between granulated and confectioners.
Most frequently youll find caster sugar used in cookies, cakes, and meringues in the UK and Australia.

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Caster sugar is available in two different varieties: a regular (white) version and a golden variety.
Compared to white caster sugar, the flavor of golden caster sugar is a bit warmer and more caramel-like.
How Is Caster Sugar Different From Other Sugars?
I love using it for meringues and souffles.
It makes for a perfect summertime sweet tea.
It’s commonly used to make frosting and icing or often dusted over desserts.
What Can I Use As A Caster Sugar Substitute?
A coffee grinder or spice grinder would work too, says Araujo.
For best results, run your homemade caster sugar through a fine strainer for optimal fluffiness.