Citrus and semolina cake

Ingredients

• 1 cup (160g) fine semolina
• 1 cup (125g) almond meal
• 1 teaspoon baking powder
• 3 eggs
• 1 cup (220g) caster sugar
• 1/2 cup (125ml) light olive oil
• 2 tablespoons orange juice, finely grated rind of 1 orange, plus segments of 2 oranges
• 1 lemon, finely grated rind of
• pure icing sugar, to dust
• Citrus syrup
• 2/3 cup (150g) caster sugar
• 1 lemon, grated rind of
• 1 orange, grated rind of
• 1 vanilla bean, split, seeds scraped