3 american sandwich cookies Recipes

all-purpose white flour, unsweetened american-style cocoa powder , sift if lumpy, plain instant malted milk powder (not chocolate flavored), baking soda, salt, granulated sugar, unsalted butter, slightly softened, corn oil or 1/3 cup other flavorless vegetable oil, sour cream, egg, vanilla extract, semisweet chocolate morsels, unsalted butter, cut into chunks, cream cheese, softened slightly, cut into chunks, milk, milk, vanilla extract

cornstarch, flour, baking powder, unsalted butter, sugar, egg yolks, dulce de leche (see (latin american caramel spread)), powdered sugar (optional)