3 best chocolate yolk buttercream Recipes

cake, all-purpose flour, plus more for pans, sugar, cocoa powder, baking soda, baking powder, kosher salt, buttermilk , shaken, vegetable oil, extra-large eggs, at room temperature, pure vanilla extract, hot coffee, semisweet chocolate (recommended ( callebaut), unsalted butter, at room temperature, extra-large egg yolk, at room temperature, pure vanilla extract, powdered sugar , sifted, instant coffee powder

cake flour, unsweetened cocoa powder (best quality like valrhona), ancho chile powder , optional, baking soda, baking powder, salt, unsalted butter, room temperature, granulated sugar, eggs, vanilla extract, buttermilk, room temperature, hot coffee, heavy cream, bittersweet chocolate, finely chopped (recommended : valrhona), semisweet chocolate, finely chopped (recommended : callebaut), toffee bits, egg yolks, sugar, light corn syrup, unsalted butter, at room temperature, cut into small pieces, vanilla extract, sweetened coconut milk (recommended : coco lopez), thick flaked unsweetened coconut (can be found at health food stores)