This is the British term for sugar with small grains that are between granulated and icing sugar in terms of fineness. It is sometimes spelled castor sugar, and is known as ‘superfine’ sugar ...

But among this sweet assortment, two types of sugar are most often confused for one another. What is the real difference between granulated sugar and cane sugar, and can you use them interchangeably?

Caster sugar goes by a variety of names, including castor sugar, baker's sugar, and superfine sugar, the last of which alludes to what exactly it is: a finer granulated sugar.

One bag of sugar (granulated) is all you need With it, you can make your own brown, caster, confectioners' and other sugars, and eliminate unnecessary packaging.

Can superfine and granulated sugar be substituted for each other? We answered this reader question.

Domino superfine sugar costs about $6 for 12 ounces, or about 50 cents per ounce. Granulated sugar, left, caster sugar and powdered (or confectioners’) sugar. Ben McCanna/Staff Photographer ...