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Vanilla Cupcakes with Buttercream Frosting

This is a straightforward recipe for moist, oil-based vanilla cupcakes. The batter comes together quickly and uses buttermilk for a tender crumb.
Prep Time 20 minutes
Cook Time 15 minutes
Cooling Time 30 minutes
Total Time 1 hour 5 minutes

Ingredients

For the Vanilla Cupcakes

  • 1 3/4 cups + 2 tablespoons all-purpose flour
  • 1 cup + 2 tablespoons granulated sugar
  • 1 3/4 teaspoons baking powder
  • 3/4 teaspoon baking soda
  • 3/4 teaspoon Kosher salt
  • 3 large eggs
  • 3/4 cup vegetable oil
  • 3/4 cup buttermilk
  • 2 1/4 teaspoons pure vanilla extract

For the Vanilla Buttercream

  • 5 1/4 cups powdered sugar
  • 1 1/2 sticks unsalted butter 12 tablespoons, softened
  • 2 1/4 teaspoons pure vanilla extract
  • 3 tablespoons milk or heavy cream

Method

  • Preheat oven to 350F and line muffin pan with cupcake liners.
  • Whisk dry ingredients in a medium bowl.
  • Beat eggs and sugar until blended.
  • Add vanilla, oil, and buttermilk to egg mixture and mix.
  • Gradually add dry ingredients to wet mixture, mixing on low until just combined.
  • Fill cupcake liners 2/3 full.
  • Bake 12-15 minutes until toothpick comes out clean.
  • Cool cupcakes in pan briefly, then transfer to wire rack.
  • Whip softened butter 3-5 minutes until light and airy.
  • Add vanilla and milk, mix on low.
  • Gradually add powdered sugar, mixing on low, then beat 3-5 minutes until fluffy.
  • Frost cooled cupcakes.

Notes

Ensure cupcakes are completely cool before frosting.