Barmbrack is a traditional Irish yeasted bread that usually contains sultanas or raisins. Bring a little Irish tradition into your kitchen with this recipe for Traditional Irish Barmbrack bread. Made with a sourdough starter, this Barmbrack is flavored with cinnamon and nutmeg and incorporates tea hydrated raisins and candied citrus fruit into the dough. Allow the Barmbrack to rise during the various steps of preparing the dough to allow the yeast to develop the gluten.