Brandy Butter From the doyenne of Irish food and butter devotee, Darina Allen, comes a recipe for flawless brandy butter. And before you ask, yes brandy butter absolutely can be frozen. This is the leftover to inject a little Christmas cheer any time of the year. By Darina Allen. Ingredients 75g (3oz) butter 75g (3oz) icing sugar 2-6 tablespoons brandy Method Cream the butter until very light, add the icing sugar and beat again. Then beat in the brandy, drop by drop. If you have a food processor, use it: you will get a wonderfully light and fluffy Brandy Butter. Store covered in a glass jar. It will keep for several weeks. Or freeze in a plastic container where it will keep for at least 6 months. Recipe provide by Darina Allen, Ballymaloe Cookery School Photo provided by Anjuli Ayer.