On low speed, cream the butter, sugar and salt (about 2 minutes). Add the buttermilk, one tablespoon at a time. Add the vanilla (or other flavor extract). . Increase speed to high, and whip for three minutes. "I'm an Arkansas native but spent my teen-aged years in Memphis. I have four grown sons and 12 grandchildren.
In a large bowl, beat butter at medium speed with an electric mixer until smooth, about 1 minute. Gradually add powdered sugar, 1 cup at a time, beating well after each addition. Scrape down bottom and sides of bowl as necessary. When all of the sugar has been mixed in, icing may appear dry.
Keto Vanilla Buttercream Icing Ingredients. 1 6 ounces of Unsalted Butter, softened. 2 ½ cup of Erythritol, powdered. 3 1 teaspoon of Vanilla Extract. 4 1-2 tablespoons of Heavy Cream, optional.
This easily makes enough to frost 2 1/2 dozen cupcakes. My last batch was lemon, and I added a couple drops of yellow food coloring, along with the lemon extract." On low speed, cream the butter, sugar and salt (about 2 minutes). Add the buttermilk, one tablespoon at a time.