Layer tiramisu with a glossy and rich dark chocolate ganache.
Add a touch of mocha with the mixture of melted chocolate and coffee powder.
Add the chocolatey crunch of Oreo cookies to tiramisu for a fun flavor variation.
Enhance the depth of flavors with milk chocolate, bittersweet chocolate, and white chocolate.
Create a warming effect with spices like cardamom, cinnamon, and nutmeg.