Quick conversion table

Sugar1 US cupCups per pound
Granulated or casterabout 200 gabout 2 1/4
Brown, packedabout 200 gabout 2 1/4
Icing, siftedabout 120 gabout 3 3/4

Why the numbers vary

Fine sugar packs differently from coarse sugar, and icing sugar is mostly air. The figures are close estimates, so weigh when a recipe needs to be exact.

When a live helper is useful

A baker on video can watch you measure and tell you straight away if the mixture looks right.