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Home » Strawberry Cupcakes with Blackberry Buttercream
Strawberry Cupcakes with Blackberry Buttercream

June 27, 2025

Strawberry Cupcakes with Blackberry Buttercream

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Strawberry Cupcakes with Blackberry Buttercream are soft and fluffy, loaded with fresh strawberry puree, and topped with a smooth blackberry buttercream frosting. They’re the perfect way to us up your summer berries!

Ingredients

CAKE

  • 3 cups all-purpose flour – sub 1:1 flour for gluten free
  • 2-1/2 teaspoons baking powder
  • 1/2 teaspoon baking soda
  • 1/2 teaspoon kosher salt
  • 1-1/2 cups granulated sugar
  • 1/2 cup unsalted butter, softened
  • 1/2 cup avocado, vegetable oil or canola oil
  • 3 large eggs
  • 1 teaspoon vanilla extract
  • 1 cup buttermilk (or 1 cup milk mixed with 1 tablespoon lemon juice, let sit for 5 minutes)

STRAWBERRY PUREE

  • 2 cups fresh chopped strawberries
  • 1 tbsp lemon juice
  • 1 tbsp sugar

BLACKBERRY PUREE

  • 1 cup fresh blackberries cut in half
  • 2 tsps lemon juice
  • 2 tsp sugar

Instructions for Strawberry Cupcakes with Blackberry Buttercream

Make the Strawberry puree

Add diced strawberries, lemon juice, and sugar to a medium pot and bring to a boil

Reduce heat to med-low and cook for 10 minutes, stirring every couple of minutes. There should still be some small chunks of strawberry. Remove from heat and allow to cool

Make the Blackberry puree

Add blackberries lemon juice, and sugar to a medium pot and bring to a boil

Reduce to med heat and cook for 10 minutes, stirring every couple of minutes. There should sill be chunks of blackberries. Remove from heat and allow to cool

CUPCAKES – Recipe makes 12 cupcakes

  • Preheat your oven to 350°F and grease a muffin pan or using paper liners
  • In a medium bowl, whisk together the flour, baking powder, baking soda, and salt.
  • In the bowl of a stand mixer with the paddle attachment or using an electric mixer, beat the sugar, butter, and vegetable oil, vanilla together until light and fluffy.
  • Add the eggs one at a time, beating well after each addition.
  • Alternately add the dry ingredients and buttermilk to the wet ingredients, beginning and ending with the flour mixture. Mix until just combined.
  • Fold in the pureed strawberries
  • Add the cupcake batter to each muffin tin, only filling about 3/4 of the way to the top
  • Bake in the preheated oven for 16-18 minutes or until a toothpick inserted into the center comes out clean.
  • Allow the cupcakes to cool on a wire rack for 30 minutes
  • BLACKBERRY FROSTING
  • In a large bowl, beat the softened butter until creamy.
  • Gradually add the powdered sugar, 1 cup at a time, beating well after each addition.
  • If the frosting is too thick, add heavy cream or milk 1 tablespoon at a time until the desired consistency is reached.
  • Stir in the blackberry puree

Storing Strawberry Cupcakes with Blackberry Buttercream

Kept at room temperature, these blackberry cupcakes will stay fresh for 2 days. They also freeze really well in an airtight container for up to 2 weeks.

Strawberry Cupcakes with Blackberry Buttercream

Soft and fluffy, loaded with fresh strawberry puree, and topped with a smooth blackberry buttercream frosting.
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Print Recipe Pin Recipe
Prep Time 30 minutes mins
Cook Time 15 minutes mins
Course Dessert
Servings 12

Ingredients
  

  • CAKE
  • 3 cups all-purpose flour
  • 2-1/2 teaspoons baking powder
  • ½ teaspoon baking soda
  • ½ teaspoon kosher salt
  • 1-1/2 cups granulated sugar
  • ½ cup unsalted butter softened
  • ½ cup avocado vegetable oil or canola oil
  • 3 large eggs
  • 1 teaspoon vanilla extract
  • 1 cup buttermilk or 1 cup milk mixed with 1 tablespoon lemon juice, let sit for 5 minutes
  • STRAWBERRY PUREE
  • 2 cups fresh chopped strawberries
  • 1 tbsp lemon juice
  • 1 tbsp sugar
  • BLACKBERRY PUREE
  • 1 cup fresh blackberries cut in half
  • 2 tsps lemon juice
  • 2 tsp sugar

Instructions
 

  • Make the Strawberry puree
  • Add diced strawberries, lemon juice, and sugar to a medium pot and bring to a boil
  • Reduce heat to med-low and cook for 10 minutes, stirring every couple of minutes. There should still be some small chunks of strawberry. Remove from heat and allow to cool
  • Make the Blackberry puree
  • Add blackberries lemon juice, and sugar to a medium pot and bring to a boil
  • Reduce to med heat and cook for 10 minutes, stirring every couple of minutes. There should sill be chunks of blackberries. Remove from heat and allow to cool
  • CUPCAKES
  • Preheat your oven to 350°F and grease a muffin pan or using paper liners
  • In a medium bowl, whisk together the flour, baking powder, baking soda, and salt.
  • In the bowl of a stand mixer with the paddle attachment or using an electric mixer, beat the sugar, butter, and vegetable oil, vanilla together until light and fluffy.
  • Add the eggs one at a time, beating well after each addition.
  • Alternately add the dry ingredients and buttermilk to the wet ingredients, beginning and ending with the flour mixture. Mix until just combined.
  • Fold in the pureed strawberries
  • Add the cupcake batter to each muffin tin, only filling about 3/4 of the way to the top
  • Bake in the preheated oven for 16-18 minutes or until a toothpick inserted into the center comes out clean.
  • Allow the cupcakes to cool on a wire rack for 30 minutes
  • BLACKBERRY FROSTING
  • In a large bowl, beat the softened butter until creamy.
  • Gradually add the powdered sugar, 1 cup at a time, beating well after each addition.
  • If the frosting is too thick, add heavy cream or milk 1 tablespoon at a time until the desired consistency is reached.
  • Stir in the blackberry puree
Keyword blackberry cupcakes, cake with blackberries, cupcakes with strawberries, strawberry cake with buttercream icing, strawberry cupcakes, strawberry cupcakes from scratch
Tried this recipe?Let us know how it was!

Filed Under: Cake, Dessert Tagged With: cake

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Hi! We're Cassie and Amy, two sisters with a passion for food. With six kids between us, we understand the challenges of getting a good meal on the table without a whole lot of time. Our recipes are easy to make and use familiar ingredients you probably already have at home. more about us!

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