A citrus cake with slices taken out

Buttermilk Citrus Cake

Prep: 10 minutes
Cook: 40 minutes
Total: 50 minutes
Yield: 9
Author: Karie
This triple-citrus-infused cake is soft and fluffy with a balance of tangy and sweet. Fresh citrus buttercream takes it to the next level!

Equipment

  • 8×8-inch cake pan

Ingredients
 

Buttermilk Citrus Cake

  • 1 1/2 cups all purpose flour
  • 3/4 cup sugar
  • 3/4 teaspoon baking powder
  • 1/2 teaspoon baking soda
  • 3/4 teaspoon salt
  • zest of 1 orange, 1 lemon, and 1 lime
  • 3 ounces unsalted butter, soft
  • 3/4 cup buttermilk
  • 2 eggs
  • 2 tablespoons fresh citrus juice

Citrus Buttercream Frosting

  • 3 ounces unsalted butter, soft
  • 1 cup powdered sugar, sifted
  • Pinch of salt
  • 2 tablespoons citrus juice

Instructions
 

For the cake:

  • Preheat oven to 325° F. Butter the bottom and sides of an 8×8 inch square cake pan.
  • In the bowl of a stand mixer, whisk together dry ingredients (flour, sugar, baking powder, baking soda, and salt).
  • Add citrus zest and soft butter; mix until butter is broken down into fine crumbs.
  • Whisk together buttermilk, eggs, and citrus juice. With the mixer running on low, gradually add this mixture to the dry ingredients until blended.
  • Pour into prepared cake pan and bake until edges are golden and middle is baked through, about 35-40 minutes.
  • Allow to cool completely before frosting.

For the citrus buttercream:

  • Cream together butter, powdered sugar, and salt until well blended.
  • Add citrus juice, a little at a time, until frosting is a nice spreadable consistency.
  • Frost cake as desired and decorate with thin slices of citrus.

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About Karie

I'm a professional baker, recipe developer, photographer, and forager. I love sharing unique seasonal baking recipes with fun flavors!

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