Savor the rich and robust flavors of a coffee walnut cake made with Thermomix. This cake combines the bold taste of coffee with the nutty crunch of walnuts, creating a delightful flavor combination. The Thermomix makes quick work of grinding the coffee beans and mixing the batter, resulting in a perfectly textured cake. The addition of a coffee-infused buttercream frosting takes this cake to the next level. Enjoy a slice of this coffee walnut cake with a cup of coffee for the ultimate indulgence.