Easy Lemon Cupcakes

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These easy lemon cupcakes have a soft crumb and plenty of fresh lemon flavor, and the mascarpone frosting adds a creamy finish that works really well with the citrus.

Easy lemon cupcakes with mascarpone frosting topped with lemon slices and zest.

One of my favorite parts about this recipe is the extra lemon juice added to the warm cupcakes right after baking. It is a simple step, but it gives them a brighter lemon flavor. They are great for spring, Easter, birthdays or whenever you are in the mood for homemade cupcakes with a fresh citrus twist.

Collage showing butter and sugar being mixed, then eggs added for the cupcake batter.

How to make lemon cupcakes

Here are a few things to know before you start:

How to fill cupcake liners with cupcake batter

Here are 3 ways to do it:

  • Cookie scoop: Use a small cookie scoop. You will need about 1½ scoops per liner.
  • Piping bag: A piping bag or resealable bag works well. No piping tip is needed. Just fill the bag, cut off the tip and pipe.
  • Spoon: The simplest option. If the batter feels runny, use a measuring cup.
Adding fresh lemon juice to the cupcake batter.

How to make mascarpone frosting

Cream cheese, mascarpone, powdered sugar, vanilla extract and lemon juice are mixed until smooth and creamy. A hand mixer works best here.

Filling cupcake liners with batter using a cookie scoop.
Cupcake liners filled with batter before baking.

Baking cupcakes

Because the prep is quick, it is best to preheat the oven before mixing the batter.
Bake the cupcakes on the middle rack for 12 to 15 minutes, or until a skewer inserted into the center comes out clean.

If you want to garnish them with lemon zest, zest the lemons before juicing them.

Pouring lemon juice over warm lemon cupcakes after baking.

Common questions

I don’t have a muffin tray. Can I still make them?

Yes. Use double cupcake liners instead so they hold their shape better.

Can I freeze them?

Yes. These lemon cupcakes freeze well. Place the unfrosted cupcakes in a large resealable bag or airtight container and freeze. For the best texture, I recommend enjoying them within a month, but they will keep for up to 3 months.
To thaw, take them out and let them sit on the counter for about 30 minutes.

Can I use bottled lemon juice?

Fresh lemon juice is the best option here. It gives the cupcakes a brighter, cleaner lemon flavor.

Tips for the best results

  • Let the butter and eggs sit at room temperature for about 1 hour before you start. Ingredients at the same temperature mix more smoothly and help make a better batter. If cold eggs hit softened butter, the mixture can look curdled. It is still usable, but room-temperature ingredients help avoid that.
  • To intensify the lemon flavor, I pour freshly squeezed lemon juice over each cupcake as soon as they come out of the oven. I do the same when making my lemon lavender loaf, and it makes a real difference there too.
  • If you use salted butter, skip the pinch of salt.
  • I used about ¼ teaspoon vanilla extract. Start with that, then taste the frosting and add more if needed.
  • Use freshly squeezed lemon juice for the best flavor.
Lemon cupcakes with mascarpone frosting and lemon slice garnish.

More lemon desserts you might like

Homemade lemon cupcake with mascarpone frosting, lemon slice and lemon zest.
Print Pin Rate
4.88 from 8 votes

Easy Lemon Cupcakes Recipe

Soft and homemade, these lemon cupcakes are full of fresh lemon flavor and topped with creamy mascarpone frosting.
Prep Time: 15 minutes
Cook Time: 15 minutes
Total Time: 30 minutes
Servings: 12
Author: Julia

Ingredients

For the lemon cupcakes:

  • 3 small lemons juice only (see note 2)
  • 1 stick unsalted butter softened
  • ½ cup granulated sugar
  • 2 large eggs at room temperature
  • ¾ cup all-purpose flour
  • 2 teaspoons baking powder
  • salt a pinch

For the mascarpone frosting:

Instructions 

For the cupcakes:

  • Preheat the oven to 350°F (180°C).
  • Juice all 3 small lemons and remove any seeds. Set aside.
  • In a mixing bowl, beat 1 stick unsalted butter and ½ cup granulated sugar with a hand mixer until creamy, about 2 to 3 minutes. Add 2 large eggs and mix well.
  • In a separate bowl, combine ¾ cup all-purpose flour, 2 teaspoons baking powder, and salt. Add this to the batter and mix until smooth. Finally, pour in ¼ cup of the lemon juice and mix again.
  • Place cupcake liners in a muffin tray. If you do not have one, place double liners on a baking sheet. Spoon the batter into the liners and bake for 12 to 15 minutes, or until a skewer inserted into the center comes out clean.
  • Remove them from the oven and, while still hot, pour about ½ teaspoon of the remaining lemon juice over each cupcake. Let them cool completely.

For the mascarpone frosting:

  • In a medium mixing bowl, combine the ½ cup powdered sugar, 9 ounces mascarpone cheese, 4 ounces cream cheese, ¼ teaspoon vanilla extract and 1 tablespoon lemon juice. Beat with a hand mixer until smooth and creamy.

Assemble:

  • Pipe the frosting over the cooled cupcakes using a piping bag, with or without a piping tip.

Notes

  1. All-purpose flour (US) = Plain flour (UK).
  2. You will need about ¼ cup lemon juice for the batter, plus extra to spoon over the warm cupcakes and for the frosting.
  3. Baking time may vary slightly depending on your oven. Start checking at 12 minutes by inserting a skewer or toothpick into the center of a cupcake. If it comes out clean, they are ready.
  4. The lemon juice in the frosting can be omitted if you prefer a milder flavor.
  5. The frosting makes enough for 10 to12 cupcakes when piped as shown on the photos. For a more generous amount, I suggest doubling the ingredient amounts.
  6. You can adjust the amount of sugar in the frosting to suit your taste.
  7. This recipe makes about 10 to 12 cupcakes, depending on how full you fill the liners.

Nutrition

Calories: 297 kcal (15%), Carbohydrates: 23 g (8%), Protein: 4 g (8%), Fat: 21 g (32%), Saturated Fat: 13 g (81%), Polyunsaturated Fat: 1 g, Monounsaturated Fat: 3 g, Trans Fat: 0.3 g, Cholesterol: 82 mg (27%), Sodium: 56 mg (2%), Potassium: 141 mg (4%), Fiber: 1 g (4%), Sugar: 14 g (16%), Vitamin A: 711 IU (14%), Vitamin C: 15 mg (18%), Calcium: 83 mg (8%), Iron: 1 mg (6%)

Nutrition information is an estimate provided by an online nutrition calculator and may vary based on ingredient brands, substitutions, and portion sizes.

Course: Dessert
Cuisine: American
Did you make this recipe?I’d love to hear how it turned out! Leave a comment and rating below or tag me on Instagram @happyfoodstube.
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Desserts | Easter | Mother’s Day
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14 Comments

    1. Hi Janice. I haven’t tested this substitution so not sure. Please do let us know if you give it a go!

  1. These look so tasty, I’m a big fan of lemon anything and these are the perfect little bite.5 stars

  2. I love lemon! To me, that’s the ultimate spring flavor!
    Your photos are fabulous! Such a great use of color and the lavender looks so pretty on the lemon slices!5 stars

  3. These are delicious! Lemon desserts are my fave, too. My little Meyer lemon tree has tiny lemons all over it right now, and I simply cannot wait to harvest them!5 stars

    1. I am jealous of your lemon tree :) :) Would love to have one in my garden to!