3 chocolate ganache frosting icing Recipes

cake, all purpose flour, baking powder, baking soda, salt, sugar, unsalted butter, room temperature, eggs, egg yolk, unsweetened cocoa powder , sifted, ice water, dark chocolate ganache, heavy whipping cream, light corn syrup, bittersweet chocolate, chopped, white chocolate cream, high-quality white chocolate (such as lindt or perugina), finely chopped, chilled heavy whipping cream, divided, pure peppermint extract, peppermint frosting, sugar, water, egg whites, light corn syrup, pure peppermint extract, bittersweet chocolate curls

cake, flour, buckwheat flour (optional, sub 50 g cake flour if not using ), mesquite flour (optional, sub 30 g buckwheat flour if not using ), baking soda, baking powder, salt, butter, at room temperature, granulated sugar, brown sugar, canola oil, dark cocoa powder, kahlua flavouring (optional, add 15 g of instant espresso powder if not using ), vanilla, eggs, semisweet chocolate, chopped, buttermilk, cold brewed espresso, kahlua liqueur, icing sugar, dark cocoa powder, shortening, cream cheese, soft, instant espresso powder, kahlua, salt, finishing, prepared vanilla buttercream frosting, melted chocolate ganache and chocolate covered coffee beans, for decoration.