Ingredients
Scale
- 1¾ cups cake flour
- 1 teaspoon baking powder
- ¼ teaspoon baking soda
- ½ teaspoon salt
- ½ cup unsalted butter (room temperature)
- 1 cup granulated sugar
- 1 tablespoon lemon zest
- 2 large eggs (room temperature)
- 2 teaspoons vanilla extract
- 2 tablespoons lemon juice
- ½ cup whole milk (room temperature)
- 1¼ cups blueberries (fresh or frozen (unthawed))
- ½ lemon (zest and juice from 1/2 a medium lemon)
- ¼ cup granulated sugar (for curd)
- 1 large egg (for curd)
- 1 large egg yolk (for curd)
- ⅛ teaspoon salt (for curd)
- ¼ cup unsalted butter (cold, cut into about 5 pieces, for curd)
- 5 tablespoons unsalted butter (for frosting)
- 3½ ounces cream cheese (full fat, brick style, room temperature)
- ¼ teaspoon vanilla extract (for frosting)
- 1 tablespoon lemon zest (for frosting)
- 1¾ cups powdered sugar (add an additional ¼ cup if needed to thicken)
- ⅛ teaspoon salt (for frosting)
- ½ tablespoon blueberry curd (add up to ¾ tablespoon blueberry curd, or substitute milk or heavy cream)
Instructions
- Preheat the oven to 350°F (175°C) and line a cupcake pan with liners.
- In one bowl, whisk together cake flour, baking powder, baking soda, and salt. In another bowl, cream the butter and sugar until light and fluffy.
- Add lemon zest, eggs, vanilla extract, and lemon juice; mix until combined. Gradually add dry ingredients alternating with milk until smooth.
- Fill cupcake liners two-thirds full and bake for 20-22 minutes until a toothpick comes out clean. Allow to cool completely.
- For the blueberry curd: Combine blueberries, lemon zest & juice, sugar, egg, egg yolk, and salt in a saucepan over medium heat until thickened; remove from heat and stir in cold butter until smooth.
- For the frosting: Beat butter and cream cheese until smooth; mix in vanilla extract and lemon zest before gradually adding powdered sugar.
- Once cooled, fill cupcakes with blueberry curd and pipe frosting on top.
- Prep Time: 30 minutes
- Cook Time: 22 minutes
- Category: Dessert
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 cupcake
- Calories: 240
- Sugar: 18g
- Sodium: 150mg
- Fat: 10g
- Saturated Fat: 6g
- Unsaturated Fat: 4g
- Trans Fat: 0g
- Carbohydrates: 36g
- Fiber: 1g
- Protein: 3g
- Cholesterol: 50mg
Keywords: For added flavor variations, consider using different citrus zests or swapping blueberries for raspberries. Ensure all ingredients are at room temperature for optimal texture.