INGREDIENTSFor the vanilla cake:115 g unsalted butter, at room temperature200 g granulated sugar2 eggs1 tsp vanilla paste185 g plain flour1½ tsp baking powder180 ml buttermilkFor the chocolate roulade:24 egg yolks200 g granulated sugar1 tsp
INGREDIENTS\n\nFor the vanilla cake:\n\n115 g unsalted butter, at room temperature\n200 g granulated sugar\n2 eggs\n1 tsp vanilla paste\n185 g plain flour\n1½ tsp baking powder\n180 ml buttermilk\nFor the chocolate roulade:\n\n24 egg yolks\n200 g granulated sugar\n1 tsp