3 boston cream cupcakes chocolate frosting Recipes

yellow cake mix, water, eggs, vegetable oil, instant french vanilla pudding, cold milk, prepared chocolate frosting, cream (optional), maraschino cherries, quartered (optional)

whole milk, divided, cornstarch, egg yolks, granulated sugar, butter, vanilla extract, salt, flour, baking powder, salt, granulated sugar, vanilla bean, butter, softened, egg yolks, at room temperature, whole milk , plus, whole milk, heavy cream, semisweet chocolate, finely chopped