Final answer:
Red Velvet Cake consists of buttermilk, butter, cocoa, vinegar, flour, and red food coloring, often layered with cream cheese icing. Its unique flavor and texture differentiate it from other cakes such as buttercream cake.
Step-by-step explanation:
The Red Velvet Cake is traditionally composed of buttermilk, butter, cocoa, vinegar, flour, and red food coloring. The distinctive red color initially came from anthocyanin-rich cocoa and reaction of acidic vinegar and buttermilk, which unveiled the red anthocyanin in the cocoa. Nowadays, red food coloring is more commonly used to achieve the color. The cake is typically layered with cream cheese or ermine icing and occasionally adorned with crumbs from the cake itself. Due to the ingredients like cocoa and buttermilk, and often vinegar, this cake has a unique flavor and tender texture that differentiates it from other cakes like buttercream cake, which is used as a counterexample to show that not all desserts are low fat.