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Lavender Cake with Lavender Buttercream Frosting

This delightful lavender cake, paired with a lavender buttercream frosting, is a comforting and unique dessert that transforms any moment into a special one.
Prep Time 30 minutes
Cook Time 30 minutes
Total Time 1 hour
Course Dessert, Snack
Cuisine American, Baking
Servings 8 servings
Calories 350 kcal

Ingredients
  

For the Cake Base

  • 1.5 sticks 1½ sticks (¾ cup) unsalted butter, softened
  • 1.5 cups 1½ cups granulated sugar
  • 2 whole 2 large whole eggs, room temperature
  • 4 large 4 large egg yolks, room temperature
  • 2 tsp 2 tsp vanilla extract
  • 3 cups 3 cups all-purpose flour
  • 4 tsp 4 tsp baking powder
  • 1 Tbsp 1 Tbsp dried culinary lavender, finely crushed
  • 0.75 tsp ¾ tsp salt
  • 1.25 cups 1¼ cups buttermilk, room temperature

For the Lavender Simple Syrup

  • 0.33 cups ⅓ cup granulated sugar
  • 0.33 cups ⅓ cup water
  • 2 Tbsp 2 Tbsp dried culinary lavender

For the Lavender Buttercream

  • 0.5 cups ½ cup unsalted butter, softened
  • 2.33 cups 2⅓ cups powdered sugar, sifted
  • 2 Tbsp 2 Tbsp cooled lavender simple syrup
  • 1 tsp 1 tsp vanilla extract

Instructions
 

Preparation

  • Preheat the oven to 350°F (177°C).
  • Grease and line two 8-inch round cake pans with parchment paper.
  • In a medium bowl, whisk together the flour, baking powder, crushed lavender, and salt.
  • In a large bowl, cream together the softened butter and sugar until light and fluffy, then beat in the eggs, egg yolks, and vanilla.
  • Alternate adding the dry ingredients and buttermilk into the butter mixture, starting and ending with the dry ingredients, until just combined.

Baking

  • Divide the batter between the prepared pans and bake for 25-30 minutes, or until a toothpick comes out clean.
  • Let the cakes cool in the pans for 10 minutes, then invert onto a wire rack to cool completely.

Syrup and Frosting

  • While the cakes are baking, prepare the lavender simple syrup by simmering sugar, water, and lavender in a saucepan until dissolved, then allow to steep.
  • Beat softened butter and gradually add powdered sugar until smooth. Mix in the cooled syrup and vanilla extract until fluffy.

Assembly

  • Layer the cakes with lavender frosting in between and frost the top and sides as desired.

Notes

Store in the fridge for up to a week or freeze slices for up to three months. Thaw overnight in the fridge before serving.
Keyword Baking, Buttercream Frosting, Cozy Treat, Dessert Recipe, Lavender Cake