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Classic Vanilla Buttercream Frosting

This is a basic vanilla buttercream frosting that pairs perfectly with confetti cake. It pipes well, spreads easily, and tastes like traditional birthday cake frosting.
Prep Time10 minutes
Keyword: easy vanilla frosting, vanilla buttercream

Ingredients

  • 1 cup unsalted butter softened
  • 3 1/2 - 4 cups powdered sugar
  • 2-3 tbsp milk or cream
  • 2 tsp vanilla extract
  • pinch of salt

Instructions

  • Beat butter for 2–3 minutes until smooth and pale.
  • Add powdered sugar gradually, mixing between additions.
  • Add vanilla, salt, and 2 tbsp milk.
  • Beat on medium-high for 2–3 minutes until fluffy.

Notes

Adjust texture:
too thick = add milk 1 tsp at a time
too soft = add powdered sugar
If you want a bakery-style finish, beat it longer than you think you need — extra air makes a big difference.