This tutorial is going to show you how to make this really simple buttercream recipe. Feel free to watch the tutorial as well!
Step 1: Beat Butter
First you're going to beat room temperature salted butter for a good 2 minutes or more until it is a light color.
Step 2: Add Powdered Sugar
Next you're going to continue to mix the butter and also add powdered sugar in portions at a time. Tip: for every stick of butter you use, you're going to add 1 and 3/4 cups of powdered sugar.
Step 3: Beat Mixture
the last thing that you will do is beat this mixture for a good 5 - 6 minutes. This step is necessary for light airy buttercream, it also helps it to double in size. After this step is done you should have light and airy buttercream!