Castella sponge cake, also known as Kasutera, is a delicious Japanese sponge cake with a light and fluffy texture. Here's a recipe for making Fluffy Castella Sponge Cake: Ingredients: 4 large eggs, at room temperature 1 cup granulated sugar 1 cup cake flour 1/4 cup honey 2 tablespoons milk 2 tablespoons unsalted butter, melted and… Continue reading Fluffy Castella Sponge Cake