These Lemon Poppy Seed Cupcakes with Blackberry Frosting are light, fluffy, and bursting with citrus and berry flavor. A perfect spring dessert. Save this recipe.

Why You’ll Love This Recipe
Light and fluffy texture
Bright lemon flavor with poppy seed crunch
Sweet and tangy blackberry frosting
Perfect for spring and summer
Beautiful and bakery-style presentation
Ingredients
For the Cupcakes
1 ½ cups all-purpose flour
¾ cup sugar
½ cup butter, softened
2 eggs
½ cup milk
2 tablespoons lemon juice
1 tablespoon lemon zest
1 teaspoon vanilla extract
1 ½ teaspoons baking powder
¼ teaspoon salt
1 tablespoon poppy seeds
For the Blackberry Frosting
1 cup butter, softened
3 cups powdered sugar
¼ cup blackberry puree (strained)
1 teaspoon vanilla extract
Optional Garnish
Fresh blackberries
Lemon zest
Mint leaves
Step-by-Step Instructions
- Preheat oven to 350°F (175°C) and line a cupcake pan.
- Cream butter and sugar until light and fluffy.
- Add eggs one at a time, mixing well.
- Stir in milk, lemon juice, zest, and vanilla.
- In another bowl, mix flour, baking powder, salt, and poppy seeds.
- Combine dry ingredients with wet mixture.
- Fill cupcake liners and bake for 18–22 minutes.
- Cool completely.
- Beat butter and powdered sugar until fluffy.
- Add blackberry puree and vanilla, mix until smooth.
- Frost cupcakes and garnish as desired.
Equipment
Mixing bowls
Electric mixer
Cupcake pan
Cupcake liners
Piping bag (optional)
Tips and Variations
Use fresh lemon juice for best flavor
Strain blackberry puree for smooth frosting
Add cream cheese to frosting for tanginess
Use raspberries instead of blackberries
Do not overmix batter
Store in fridge up to 3 days
Serving Suggestions
Serve at room temperature
Perfect for brunch or tea parties
Display with fresh berries
Great for spring celebrations
Nutrition Facts Approximate per cupcake
Calories 290
Carbohydrates 36g
Protein 3g
Fat 14g
Conclusion
These Lemon Poppy Seed Cupcakes with Blackberry Frosting are bright, fresh, and beautifully balanced. With citrus flavor and berry sweetness, they’re perfect for any special occasion. Save this recipe for an elegant and delicious dessert.
FAQ
Can I use frozen blackberries
Yes thaw and strain before use
Why is my frosting runny
Too much liquid add more powdered sugar
Can I make cupcakes ahead
Yes bake a day in advance
Can I freeze cupcakes
Yes freeze unfrosted cupcakes
Can I use bottled lemon juice
Fresh is best for flavor