Lemon Buttercream Frosting

Alright, friends! Gather ‘round because I’m about to share something you’ll want to keep in your back pocket for all those cake emergencies or whenever you fancy a little sweetness in your life. Meet my mischievous, citrusy delight: Lemon Buttercream Frosting. Think sunshine on a gloomy day, but spreadable! Whether you’re tackling cupcakes for a kiddo’s birthday bash or just need something to dollop on anything edible, this is the zest you’ll love.
Oh, where to begin with our love affair with this frosting? Let me tell you, it’s not just frosting; it’s become that family staple. My husband still talks about that one time I made triple chocolate cupcakes and slathered them in this sunshine magic. It just disappeared. Seriously, you blink, and it’s gone — like magic! And somewhere along the line, frosting taste tests have become a Saturday thing. Who knew?! This sweet-tart punch is everything you didn’t know you needed. Trust me, it’s worth every sugary bite!
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Why You’ll Love This Lemon Buttercream Frosting
– Is it possible for frosting to have a personality? Because this one does — it’s zingy, peppy, and a little kitschy.
– It’s like capturing a summer picnic and spreading it on a cake.
– If you can zest a lemon, you’ve got this! Even if you zest your thumb along the way — been there.
How to Make It
Okay, so picture your kitchen as a bustling Italian street market — lively and chaotically fun. Start with some softened butter; if you forgot to take it out of the fridge, it’s totally okay to use the microwave — just don’t melt it into a puddle (trust me on this one). Beat that butter until it’s all smooth and luscious. Then comes the powdered sugar. Heads up: it’s going to feel like you’re engulfed in a sweet cloud. Sift it patiently because you don’t want those dreaded lumps.
Next, say hi to the lemons. You’re going to zest them like they stole your car keys. Fresh lemon juice goes next, adding just the right zing. Add it slowly unless you want a lemon bomb exploding in your face, which, while hilarious, is not ideal.
Now, here’s where you can channel your inner grandma — add vanilla and a pinch of salt. Taste test? Go ahead, stick your finger in — it’s a judgment-free zone. Add more sugar or juice depending on how you swing. And don’t worry if you taste-test so much that you need to start another batch!
Ingredient Notes
– Butter: You want it soft, not liquid. Microwave betrayals are real.
– Powdered Sugar: Makes everything fluffy and dreamy; don’t skimp unless you want gritty frosting.
– Lemons: Both zest and juice needed. Once accidentally used lime, didn’t hate it.
Recipe Steps:
1. Soften butter until it’s like a cozy sweater for your hand mixer.
2. Gradually add sifted powdered sugar to avoid sugar tornadoes.
3. Zest and juice lemons for that fresh, tart punch.
4. Mix lemon stuff into butter and sugar bliss.
5. Toss in a splash of vanilla and salt.
6. Taste (often and joyfully). Adjust sweetness or tang as needed.
What to Serve It With
– On top of fluffy vanilla cupcakes
– Lathered generously on sugar cookies
– Just on a spoon. No shame.
Tips & Mistakes
Storage Tips
Oh boy, if you’ve got any leftovers, they’re your lucky charms. Toss them into an airtight container and pop ‘em in the fridge. If you eat it cold on a piece of toast for breakfast? Congratulations, you’re living. If you’re in a pinch, a quick whip will bring it back to life.
Variations and Substitutions
Let’s get real: honey can sub in for sugar, though I haven’t actually run out yet (but it’s good to have a plan, right?). Want a herb edge? Finely chop some basil — it’s surprisingly delightful!
Frequently Asked Questions

Lemon Buttercream Frosting
Ingredients
Main Ingredients
- 1 cup unsalted butter softened
- 4 cups powdered sugar
- 0.25 cup fresh lemon juice strained
- 1 tablespoon lemon zest finely grated
- 1 teaspoon vanilla extract
- 0.5 teaspoon salt
Instructions
Preparation Steps
- In a large bowl, beat the softened unsalted butter on medium speed until creamy, about 2 minutes.
- Gradually add powdered sugar, 1 cup at a time, beating on low until combined. Increase speed to medium and beat until smooth.
- Add fresh lemon juice, lemon zest, vanilla extract, and salt to the mixture and beat on medium speed until fully incorporated and fluffy.
- If frosting is too thin, add more powdered sugar 1 tablespoon at a time until desired consistency is reached.
- Use immediately to frost cakes or cupcakes, or store in an airtight container in the refrigerator for up to 3 days. Bring to room temperature and remix before using.
Notes
Featured Comments
“Super easy and so flavorful! My family asked for seconds. Saving this one.”
“This rich recipe was so flavorful — the crowd-pleaser really stands out. Thanks!”
“Super easy and so flavorful! My family asked for seconds. Saving this one.”
“New favorite here — will make again. creamy was spot on.”
“Made this last night and it was will make again. Loved how the sweet treat came together.”
“New favorite here — will make again. rich was spot on.”