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Lemon Poppy Seed Cupcakes with Blackberry Frosting Recipe

Lemon Poppy Seed Cupcakes with Blackberry Frosting Recipe

5 from 23 reviews

Delight in the fresh and zesty flavor combination of Lemon Poppy Seed Cupcakes with a luscious Blackberry Frosting. These cupcakes are a perfect balance of citrus and sweetness, topped with a vibrant blackberry frosting that adds a burst of fruity goodness to every bite.

Ingredients

Scale

Lemon Poppy Seed Cupcakes

  • 1 1/2 cups all-purpose flour
  • 1 teaspoon baking powder
  • 1/2 teaspoon baking soda
  • 1/4 teaspoon salt
  • 1/2 cup unsalted butter, softened to room temperature
  • 1 cup white sugar
  • 2 tablespoons lemon zest*
  • 2 large eggs
  • 1 teaspoon vanilla extract, room temperature
  • 2/3 cup sour cream, room temperature
  • 3 tablespoons lemon juice*, freshly squeezed
  • 1 1/2 tablespoons poppy seeds

Blackberry Frosting*

  • 1 1/2 cups blackberries, fresh or frozen
  • 1 cup unsalted butter, softened to room temperature
  • 4 cups powdered sugar
  • 1/4 teaspoon salt
  • 1 tablespoon cream or cream, if needed

Instructions

  1. Lemon Poppy Seed Cupcakes – Preheat the oven to 350F degrees and line 2 muffin pans with liners. In a large bowl, sift together the flour, baking powder, baking soda, and salt. In another bowl, beat butter, sugar, and lemon zest until fluffy. Add eggs and vanilla, then mix in sour cream and flour mixture. Fold in lemon juice and poppy seeds. Bake for 16-20 minutes.
  2. Blackberry Frosting* – Blend blackberries, strain to remove seeds, and simmer puree until thick. Beat butter, powdered sugar, salt, and blackberry puree until smooth. Pipe or spread frosting on cooled cupcakes.

Nutrition

Keywords: Lemon Poppy Seed Cupcakes, Blackberry Frosting, Cupcake Recipe, Dessert