Unsalted Butter 45 gm
Water 2 tablespoon
Castor Sugar 1/4 cup (55gm)
Icing Sugar mixture 3/4 cup (120 gm)
Cocoa 2 tablespoon
Combine butter, water and castor sugar in small saucepan, stir over heat, without boiling, until sugar is dissolved. Sift icing sugar and cocoa into small heatproof bowl, gradually stir in hot butter mixture; cover, refrigerate until thick. Beat with wooden spoon until mixture is smooth and spreadable.