For génoise 1/3 cup sifted unsweetened Dutch-process cocoa powder such as Droste (sift before measuring) 1/3 cup all-purpose flour 1/3 cup cornstarch a pinch baking soda 3 large whole eggs 3 large egg yolks 2/3 cup sugar 1/4 teaspoon salt For syrup 1/3 cup water 1/3 cup sugar 1/3 cup raspberry liqueur such as Chambord [...]
