1 large orange
60驳/2录辞锄 plain flour
100驳/3陆辞锄 plain flour, sifted
400g/14oz caster sugar
100驳/3陆辞锄 caster sugar
50驳/1戮辞锄 butter, plus extra for greasing
4 large free-range eggs
600ml/20fl oz full-fat milk
300ml/10fl oz whipping cream
50ml/2fl oz Grand Marnier