1-Start by softening the unsalted butter at room temperature for about 30 minutes. This helps it blend smoothly and creates a fluffy base for your chocolate buttercream frosting.

2-Next, in a mixing bowl, sift together the confectioners’ sugar and unsweetened natural cocoa powder. Sifting removes lumps and ensures even distribution of flavors.

3-Then, beat the softened butter with an electric mixer until it’s creamy and fluffy, which takes about 2-3 minutes. This step is key for the light texture in chocolate buttercream frosting.

4-Gradually add the sifted sugar and cocoa mixture to the butter, mixing on low speed at first to avoid mess, then increase to medium until fully combined.

5-Stir in the pure vanilla extract, salt, and heavy cream or milk, then beat for another 2 minutes until smooth. Adjust with more cream if needed for the right consistency.

6-For dietary tweaks, substitute with vegan alternatives before mixing. Once done, your chocolate buttercream frosting is ready to use on cakes or cupcakes.