Custard Sponge Cake
Ingredients For the Sponge Cake: 4 large eggs 1 cup granulated sugar 1 cup all-purpose flour 1 teaspoon baking powder 1/2 teaspoon salt 1 teaspoon vanilla extract 1/4 cup milk For the Custard Topping: 2 cups milk 1/2 cup granulated sugar 1/4 cup cornstarch 3 egg yolks 1 teaspoon vanilla extract 2 tablespoons unsalted butter ...