Blood Orange, Seville Marmalade and Almond Cake Recipe

Name: Blood Orange, Seville Marmalade and Almond Cake Recipe
Yield: 12
Ingredients: 1 blood orange (use navel or seville oranges if blood oranges are out of season); 1 cup (225g) caster sugar; 300g unsalted butter softened; 6 free range eggs; 100g Maggie Beer Seville Marmalade; 1 1/2 cup (300g) almond meal; 150g polenta; 1 tspn baking powder; 1/4 cup (20g) almond flakes, roasted; Icing sugar, for dusting; 400g mascarpone, to serve; [HEADING]Syrup[/HEADING]; 200ml blood orange juice; 200ml Maggie Beer Verjuice; 200g caster sugar