Spread this creamy cream cheese frosting on carrot cake, cupcakes, cookies, and more!
In bowl of stand mixer (or large bowl if using handheld mixer), combine softened cream cheese, softened butter, sour cream, vanilla, and salt. Lock bowl into place and attach paddle to stand mixer, if using.
Start mixer on medium speed and beat until smooth, about 1 minute. Stop mixer. Use rubber spatula to scrape down sides of bowl.
Start mixer on low speed. Slowly add sugar, a little bit at a time, and beat until smooth, about 4 minutes.