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The Best Classic Vanilla Buttercream Frosting: Creamy and Fluffy

A large, fluffy mound of perfectly piped vanilla buttercream frosting sitting on a white plate.

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Fix your frosting failures with this foolproof recipe for classic vanilla American buttercream. It whips up quickly into a smooth, fluffy texture that holds its shape perfectly for piping cakes and cupcakes.

Ingredients

Scale
  • 1 cup (2 sticks) unsalted butter, softened to room temperature
  • 4 cups powdered sugar, sifted
  • 1 teaspoon pure vanilla extract
  • 3 to 4 tablespoons heavy cream or whole milk
  • Pinch of salt

Instructions

  1. Place the softened butter into the bowl of a stand mixer fitted with the paddle attachment. Beat the butter on medium speed until it is completely smooth and creamy, about 2 minutes. Scrape down the sides and bottom of the bowl.
  2. Gradually add the sifted powdered sugar, one cup at a time, mixing on low speed until just combined after each addition. Stop and scrape the bowl frequently.
  3. Add the vanilla extract and 3 tablespoons of heavy cream or milk. Increase the mixer speed to medium-high and beat for 3 to 5 minutes until the frosting is light, fluffy, and pale in color. This whipping step is key for the best texture.
  4. Check the consistency. If the frosting seems too stiff for spreading or piping, add the remaining tablespoon of cream, one teaspoon at a time, until you reach your desired smooth consistency. If it is too soft, add a few more tablespoons of sifted powdered sugar.
  5. Beat on medium speed for one final minute to incorporate air. Use immediately to frost cakes, cupcakes, or cookies.

Notes

  • For the smoothest texture, ensure your butter is truly room temperature—soft but not greasy or melted.
  • If you need a stiffer buttercream for detailed piping work, reduce the liquid to 2 tablespoons initially.
  • If your frosting seems grainy, continue beating it for an extra minute or two; the friction helps dissolve the sugar crystals.

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