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2 layer gluten-free lemon cake with buttercream frosting on white marble cake stand. slices of lemon on top of cake

Vanilla Buttercream Frosting

Author: Janet Harlow
Course: Baked Goods
Cuisine: American
Servings: 3 cups
This perfectly sweet vanilla buttercream is the frosting for your favorite cake or cupcakes. It makes enough to frost 2 dozen cupcakes or to lightly frost a 2 layer 8" cake.
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Prep Time 15 mins
Total Time 15 mins

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  • 2 sticks 8 oz. unsalted butter, room temperature
  • 3 cups sifted powdered sugar
  • 2 tsps vanilla powder or vanilla extract
  • 1/4 tsp salt
  • 1 Tbsp milk optional for a creamier texture


  • Beat the butter with a stand or hand mixer for 2 minutes.
  • Add half of the sugar and beat on low until most of it is moistened. Add the remaining sugar and beat on low until most of the sugar is incorporated.
  • Scrape down the sides and bottom of the bowl, Add the vanilla and salt and beat on high for 15 seconds. Overbeating will create air pockets in the frosting.


Serving: 2TbspsCalories: 64kcalCarbohydrates: 14gFat: 1gSaturated Fat: 1gCholesterol: 3mgSodium: 32mgSugar: 14g
Did you make this recipe?Let me know how it was! Tag @chefjanetk on Instagram.