From Longman Dictionary of Contemporary Englishcaster sugarˈcaster ˌsugar, castor sugar noun [uncountable] British EnglishDFC sugar with very small grains used for cooking
Examples from the Corpus
caster sugar• Pour fresh cream over the cheese, covering it completely; serve caster sugar separately.• Whisk the egg whites until stiff, then gradually add the caster sugar.• Beat the Ricotta and Mascarpone together until soft, add the caster sugar and beat until fluffy. 3.• Add the caster sugar, if using, and sufficient water to cover, then poach until tender but not too soft.• Mix together the lemon juice and freshly squeezed orange juice, then stir in the caster sugar.• To make the caramel, place the caster sugar in a pan with a little water.• In a bowl, beat the yolks with the caster sugar and mix in a little cream.• Grease four small soufflé dishes with the butter and sprinkle with caster sugar. 6. 