Beautiful Fruit Jelly Castella Cake Recipe

This cake are almost too pretty to eat, soft and very light airy spongy texture, filled with homemade whipped cream and all covered with fresh fruit jelly. It took a lot of works but worth it.Makes 1 (6-inch cake pan with removable loose base) Ingredients:(A)30g vegetable oil (heat to 80C) 45g cake flour, sieved 30g milk3 egg yolks, cold1/2 tsp vanilla extract (B)3 egg whites, cold 1/4 tsp white