Chocolate Castella Cake 巧克力古早味蛋糕｜Apron

Chocolate Castella Cake 巧克力古早味蛋糕｜Apron 植物油 vegetable oil 70ml 可可粉 cocoa powder 28g / 4Tbsp 低筋面粉 cake flour 60g / 5Tbsp 鮮奶 fresh milk 90ml 香草精 vanilla extract 1/2tsp 蛋黄 egg yolk 6 蛋白 egg whites 6 鹽 salt 1/4tsp 细砂糖 caster sugar 75g / 10Tbsp 烤模 Pan Size 29cm x 7cm x 10cm