Lemon Buttercream Frosting – Hungarian Chef

by Rebecca Novak published on July 13, 2025

I remember the first time I tried lemon buttercream frosting. It was at a friend’s birthday party. The cake stood proudly on the table, crowned with a fluffy layer of that bright, tangy frosting. One bite was all it took. I was hooked. 

The way the tartness of the lemon danced with the sweet creaminess was a revelation. From that day onward, I vowed to become the lemon buttercream aficionado among my friends. Let me take you on a journey through the delightful world of lemon buttercream frosting and share everything you need to know to master it yourself.

lemon buttercream frosting

What is Lemon Buttercream Frosting?

Lemon buttercream frosting is a sweet, creamy icing that features the zesty flavors of fresh lemon. Made primarily from butter, powdered sugar, and lemon juice, it stands out for its delightful balance of sweetness and tang. 

This icing is perfect for cakes, cupcakes, or cookies, providing a refreshing twist to traditional frostings. The vibrant yellow hue reflects its sunny personality, making it a favorite choice for spring and summer celebrations.

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Why You’ll Love This Lemon Buttercream Frosting

Imagine a warm cake, straight from your oven, and then picture it covered in this luscious lemon buttercream frosting. It’s the kind of icing that can transform an ordinary dessert into a spectacular treat. 

You’ll appreciate the balance of flavors — sweet enough to satisfy your sweet tooth, yet tangy enough to keep you coming back for another bite. It’s refreshing, and yes, it tastes like sunshine.

What I love most about this frosting is its versatility. It pairs wonderfully with vanilla, chocolate, or even carrot cake. It’s rich without being heavy, and that’s a rarity. If you’ve ever felt like traditional buttercream can be overwhelming, this lemon version is your answer.

When hosting gatherings or picnics, there’s a certain satisfaction in seeing the joy on your friends’ faces as they indulge in a dessert topped with this exquisite frosting. You’ll find that no one can resist the bright cheerfulness it brings to the table.

The Ingredients

Let’s dive into what you need to whip up this zesty frosting. You might already have some of these ingredients on hand.

  • 2 tablespoons rich heavy cream: This adds a luscious texture to the frosting.
  • 1/2 teaspoon pure vanilla extract: It adds warmth and depth, complementing the lemon without overpowering it.
  • 2 and 1/2 tablespoons freshly squeezed lemon juice: Bright and tangy, it’s the star of our frosting.
  • 1 cup (226g) unsalted butter, softened to room temperature: A must for any buttercream, you want it soft for easy blending.
  • 4 and 1/2 cups (540g) powdered sugar (confectioners’ sugar): This sweetens our frosting and gives it that classic fluffy texture.
  • 2 teaspoons finely grated lemon zest: Adds an extra pop of lemon flavor, making it irresistible.

Above all, fresh and quality ingredients are vital here. They create a frosting that’s not only delicious but also memorable.

how to make lemon buttercream frosting

Step-by-Step Instructions

Making lemon buttercream frosting is simple and rewarding. Follow these steps, and you’ll be on your way to frosting success.

Step 1: Prepare Your Ingredients

Before you start, grab all your ingredients. Make sure your butter is perfectly softened. Cold butter will only lead to lumps, and we don’t want that. You can let it sit at room temperature for about an hour or soften it gently in the microwave for 10 seconds.

Step 2: Beat the Butter

In a mixing bowl, start beating the softened butter using an electric mixer on medium speed until it’s creamy. This usually takes about 2 to 3 minutes. The fluffier the butter gets, the better your frosting will be.

Step 3: Add the Sugar

Gradually add powdered sugar to the bowl while mixing on low speed. This prevents a cloud of sugar from poofing into your kitchen. Once the sugar is combined, increase the speed slightly and beat for another minute until smooth.

Step 4: Incorporate the Lemon

Now, it’s time to bring in the lemon. Add the freshly squeezed lemon juice, lemon zest, and vanilla extract. Beat the mixture on medium speed until everything is well combined. You’ll notice the frosting becoming more aerated and fluffy. If it feels too thick, add that tablespoon of heavy cream. It should reach a texture that’s spreadable but also holds its shape.

Step 5: Taste Test

Here comes the best part! Grab a spatula or a spoon and give the frosting a taste. Adjust if necessary. You can add more lemon juice for tang or a bit more sugar for sweetness, depending on your preference.

Step 6: Frost Away

Once you’re happy with the taste and texture, use the frosting immediately or store it, if you can resist. Use it to frost cakes, cupcakes, or cookies. You’ll find that the bright flavor adds a refreshing touch to any dessert.

Tips & Tricks

Here are some handy tips to ensure your lemon buttercream frosting turns out perfectly every time.

  • Room Temperature Ingredients: Ensure your butter and other ingredients are at room temperature for easier mixing.
  • Sift the Sugar: Sifting the powdered sugar before adding it helps to eliminate any lumps, leading to a creamier frosting.
  • Zest It Right: When zesting the lemon, make sure to only grate the yellow part of the skin. The white pith can be bitter.
  • Store in the Fridge: If you have extra frosting, store it in an airtight container in the fridge for up to a week. Just rewhip it before using.
  • Freeze for Later: You can freeze the lemon buttercream frosting in a sealed container for up to a month. Just thaw overnight in the fridge when you want to use it.

Nutrition Information

While indulging in frosting, nutrition is often an afterthought. But for the record, one serving (about 2 tablespoons) of lemon buttercream frosting has approximately:

  • Calories: 160
  • Total Fat: 7g
  • Saturated Fat: 4g
  • Carbohydrates: 24g
  • Sugars: 23g
  • Protein: 0g

Keep in mind, moderation is key! Enjoying a slice of cake topped with this frosting every now and then can absolutely fit into a balanced diet.

Can I Store Lemon Buttercream Frosting?

Absolutely! Storing lemon buttercream frosting is quite simple. If you’ve made too much, you can refrigerate it in an airtight container. It will stay good for up to a week. When you are ready to use it, allow it to sit at room temperature to soften. You might need to re-whip it for that light and airy texture again.

If you need to store it longer, the freezer is also an option. Just transfer the frosting to a zip-top bag, squeeze out excess air, and seal it up. Label it with the date, and it can last for up to a month.

lemon buttercream frosting copycat recipe

What Can I Serve with Lemon Buttercream Frosting?

Whenever I think of desserts, my mind races through the possibilities. Lemon buttercream frosting pairs well with a variety of treats. Here are some ideas:

  • Vanilla Cake: This is a classic pairing. The simple flavors of vanilla cake allow the lemon to shine.
  • Chocolate Cupcakes: The tartness of lemon contrasts beautifully with rich chocolate, creating a flavorful balance.
  • Lemon Bars: For a lemon lover’s dream, frost lemon bars with this frosting for an added touch of sweetness.
  • Cookies: Sugar cookies or even snickerdoodles topped with lemon buttercream can take your dessert game up a notch.
  • Pancakes or Waffles: As a brunch treat, spreading lemon buttercream on pancakes feels indulgent and special.

Variations

Playing with flavors can lead to delightful discoveries. Here are some variations of lemon buttercream frosting you might enjoy:

  • Lemon Cream Cheese Frosting: Add 8 ounces of cream cheese into the mix for a tangy twist that pairs beautifully with carrot cake or red velvet.
  • Lavender Lemon Buttercream: Infuse the frosting with culinary lavender for an elegant touch. You can steep dried lavender in the heavy cream before mixing it in.
  • Lemon Blueberry Buttercream: Fold in a half cup of crushed blueberries for a fruity burst, perfect for summer desserts.
  • Lemon Almond Buttercream: Swap the vanilla extract with almond extract for a uniquely nutty flavor profile.
  • Lemon Basil Buttercream: Incorporate finely chopped fresh basil for an unexpected herbaceous twist that can elevate your baked goods.
lemon buttercream frosting copycat recipe

Lemon Buttercream Frosting

I remember the first time I tried lemon buttercream frosting. It was at a friend's birthday party. The cake stood proudly on the table, crowned with a fluffy layer of that bright, tangy frosting. One bite was all it took
Prep Time: 5 minutes
Total Time: 5 minutes
Course: Dessert
Cuisine: American
Keyword: Lemon Buttercream Frosting
Servings: 2.5 Cups
Calories: 160kcal

Equipment

  • Bowl
  • cup

Ingredients

  • 2 tablespoons rich heavy cream: This adds a luscious texture to the frosting.
  • 1/2 teaspoon pure vanilla extract: It adds warmth and depth complementing the lemon without overpowering it.
  • 2 and 1/2 tablespoons freshly squeezed lemon juice: Bright and tangy it’s the star of our frosting.
  • 1 cup 226g unsalted butter, softened to room temperature: A must for any buttercream, you want it soft for easy blending.
  • 4 and 1/2 cups 540g powdered sugar (confectioners’ sugar): This sweetens our frosting and gives it that classic fluffy texture.
  • 2 teaspoons finely grated lemon zest: Adds an extra pop of lemon flavor making it irresistible.

Instructions

Step 1: Prepare Your Ingredients

  • Before you start, grab all your ingredients. Make sure your butter is perfectly softened. Cold butter will only lead to lumps, and we don’t want that. You can let it sit at room temperature for about an hour or soften it gently in the microwave for 10 seconds.

Step 2: Beat the Butter

  • In a mixing bowl, start beating the softened butter using an electric mixer on medium speed until it’s creamy. This usually takes about 2 to 3 minutes. The fluffier the butter gets, the better your frosting will be.

Step 3: Add the Sugar

  • Gradually add powdered sugar to the bowl while mixing on low speed. This prevents a cloud of sugar from poofing into your kitchen. Once the sugar is combined, increase the speed slightly and beat for another minute until smooth.

Step 4: Incorporate the Lemon

  • Now, it’s time to bring in the lemon. Add the freshly squeezed lemon juice, lemon zest, and vanilla extract. Beat the mixture on medium speed until everything is well combined. You’ll notice the frosting becoming more aerated and fluffy. If it feels too thick, add that tablespoon of heavy cream. It should reach a texture that’s spreadable but also holds its shape.

Step 5: Taste Test

  • Here comes the best part! Grab a spatula or a spoon and give the frosting a taste. Adjust if necessary. You can add more lemon juice for tang or a bit more sugar for sweetness, depending on your preference.

Step 6: Frost Away

  • Once you’re happy with the taste and texture, use the frosting immediately or store it, if you can resist. Use it to frost cakes, cupcakes, or cookies. You’ll find that the bright flavor adds a refreshing touch to any dessert.

Notes

  • Room Temperature Ingredients: Ensure your butter and other ingredients are at room temperature for easier mixing.
  • Sift the Sugar: Sifting the powdered sugar before adding it helps to eliminate any lumps, leading to a creamier frosting.
  • Zest It Right: When zesting the lemon, make sure to only grate the yellow part of the skin. The white pith can be bitter.
  • Store in the Fridge: If you have extra frosting, store it in an airtight container in the fridge for up to a week. Just rewhip it before using.
  • Freeze for Later: You can freeze the lemon buttercream frosting in a sealed container for up to a month. Just thaw overnight in the fridge when you want to use it.

Nutrition

Calories: 160kcal | Carbohydrates: 24g | Fat: 7g | Saturated Fat: 4g | Sugar: 23g
Tried this recipe?Let us know how it was!

Frequently Asked Questions

1. How can I make my frosting less sweet?

If your frosting is on the sweeter side, you can balance it out by adding a pinch of salt. A little salt can enhance flavors and cut down the sweetness. If you want a different approach, add more lemon juice. This will also contribute to the tanginess.

2. Can I use bottled lemon juice instead of fresh?

While you can use bottled lemon juice, fresh squeezed lemon juice delivers much more flavor. Bottled varieties often contain preservatives, which can alter the final taste of your frosting. For the best results, stick with fresh lemons.

3. What if my lemon buttercream is too thick?

If your frosting is too thick, gradually add a small amount of heavy cream or milk. Mix it in until you reach your desired consistency. Just be careful not to add too much at once; you want it to remain spreadable, not runny.

4. Is it possible to color lemon buttercream?

Yes! You can add food coloring to lemon buttercream if you want to match it to a theme or occasion. Gel food colors give you the most vibrant results. Start with a small amount and mix until you achieve your desired shade.

5. Can this frosting be used for cake pops or other treats?

Lemon buttercream works well for cake pops! Just ensure the consistency is thick enough to coat the pops without drizzling off. This frosting can also be used as a filling in pastries or layered in desserts.

Conclusion

Lemon buttercream frosting is one of those culinary treasures that can brighten up any dessert. It’s sweet, tangy, and incredibly versatile, making it a must-try for any baking enthusiast. Whether you’re celebrating a birthday, a sunny picnic, or just want to indulge yourself, this frosting brings happiness to every occasion.

With this detailed guide, you’re well on your way to mastering lemon buttercream frosting. So gather your ingredients, channel your inner pastry chef, and let the zest of lemons transform your desserts! Happy baking!

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Author Profile
Rebecca Novak, Registered Dietitian & Chef

Rebecca Novak is a trained chef with over 10 years of experience in the food industry. She has worked in both fine dining and casual Hungarian restaurants and specializes in creating dishes using fresh, seasonal ingredients. She also loves exploring different cuisines worldwide, which allows her to bring unique flavors and ideas to the recipes she creates for Hungarianchef.com. Read more

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