Por un escritor de hombre misterioso
There are a couple of ways to achieve a sharp edge on your buttercream
Sharp Edges on a Round Cake Tutorial – The TLCB Way
Your Guide to Frosting a Cake with Smooth Buttercream - Sugar & Sparrow
Cake Decorating Basics: Smooth Final Coat of Buttercream – Sugar Geek Show
A Complete Beginner's Guide to Frosting Cakes
How to Smooth Frost a Cake and How to Get Sharp Buttercream Edges {Video Tutorial}
How to Ganache a Cake - Full Tutorial! - Sweetness and Bite
The Upside-Down Method (Sharp Buttercream Edges on Your Cake)
How to Make a Textured Buttercream Cake
Making smooth, sharp edges on a cake. : r/AskBaking