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Limoncello Blondies with Citrus Frosting

Limoncello Blondies with Citrus Frosting
Home » Spring » Limoncello Blondies with Citrus Frosting

Quick Summary: Quick Summary: Tender lemon blondies topped with a Limoncello-spiked frosting and fresh citrus zest. Perfect for Easter, Mother’s Day, or any spring celebration. Prep: 30 min | Cook: 20 min | Makes: 16 bars

Side view of limoncello blondie bars on a light green plate.
Limoncello Blondie Bars

Jump to: RECIPE | What is a Blondie? | Using Limoncello | How to Make It? | More Citrus Recipes | FAQ

This blondie (a non-chocolate brownie) is a lemony, tender bar with a Limoncello-spiked frosting. Perfect for easy Spring baking, Easter, Mother’s Day or to ward off the Winter doldrums! Citrus is always a refreshing flavor in Spring, and the Limoncello frosting really enhances the citrus flavor.

Sometimes serendipity hands you a prize, and these blondies are just that…a prize.  

While on a phone conversation with my daughter, she interrupted me by saying “Just what are lemonade brownies?”  What?  Who said anything about lemonade brownies?  Not me.  HOWEVER, we both decided that sounded like something we’d like to taste.  

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What is a Blondie?

A “blondie” is a rich, sweet dessert bar, also known as a blonde brownie. It is similar to a traditional chocolate brownie but usually substitutes vanilla for the cocoa used in brownies.

Blondies are also often made with brown sugar, which tends to be a more noticeable flavor in blondies than in regular brownies. You can use light brown sugar, dark brown sugar, or a combination of the two.

Tip: Using all dark brown sugar will give the blondies a richer taste and all light brown sugar will offer a lighter taste. I often use dark brown if in Winter and light brown in Spring.

After experimenting with four different blondie recipes, I created this Limoncello Blondie…a lemony, tender blondie with a Limoncello-spiked frosting.  A winner!

Squares of Limoncello Blondie bars on a light green plate.
Limoncello Blondies

Flavoring Food with Limoncello

As I was experimenting with the different recipes trying to create the “best” blondies, I upped the lemon flavor by adding some Limoncello. Liqueurs can really enhance the flavor of food.

Most of the alcohol burns off and you end up with about the same amount of alcohol in your food as if you used vanilla.

These delectable blondies were sent to my kids as an Easter care package when they were in college. I’ve since been requested to make them every Easter!

Squares of Limoncello Blondie bars on a light green plate.
Limoncello Blondies

How to Make Limoncello Blondies

The ingredient and recipe details are listed in the recipe card below. In short, cream butter and sugar, add eggs, lemon juice, zest, and optional Fiori di Sicilia oil. Fold in flour, baking powder, and salt. Bake at 350°F for 15 to 20 minutes until just set. Cool completely, then top with a frosting made from powdered sugar, butter, Limoncello, and lemon juice. Finish with fresh citrus zest.

FAQ

What is a blondie?

A blondie is a dense, chewy bar similar to a brownie but made with vanilla instead of cocoa. Brown sugar gives it a slightly caramel-like flavor. Think of it as a brownie’s lighter, vanilla-flavored cousin.

What is Limoncello?

An Italian lemon liqueur made by steeping lemon zest in alcohol and sweetening it. Most of the alcohol cooks off in the frosting, leaving concentrated lemon flavor.

Can I make these without alcohol?

Yes. Substitute extra lemon juice for the Limoncello in the frosting. The flavor will be less complex but still delicious.

What is Fiori di Sicilia?

An Italian flavoring oil that combines citrus and vanilla. It’s optional but adds a wonderful aroma. Find it at specialty baking stores or online.

Should I use light or dark brown sugar?

Light brown sugar gives a lighter, more delicate flavor that works well in spring. Dark brown sugar makes a richer, more molasses-forward blondie better suited to fall or winter.

How should I store these?

In an airtight container at room temperature for up to 4 days, or refrigerate for up to a week. The frosting may soften at room temperature.

More Citrus Recipes for Spring

Classic blondies are definitely not low-carb or low-sugar (but they are delicious). If you want lighter, low-carb treats for Easter or Spring celebrations, try one of these:

Radish and cream cheese appetizers with herbs on a white plate for spring afternoon tea.
Radish and cream cheese paired with citrus Vodka Collins
Ingredients for a Skinny Moscow Mule
Ingredients for a Skinny Moscow Mule

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Limoncello Blondies

Side view of limoncello blondie bars on a light green plate.
These sweet-but-light blondies have a citrus background and are spiked with a bit of Italian Limoncello liqueur to enhance the lemon flavor.
4.50 from 10 votes
Prep Time 30 minutes
Cook Time 20 minutes
Servings 16
Calories 166

Equipment

Ingredients

  • ½ cup unsalted butter room temperature
  • ¾ cup sugar white sugar or light brown sugar
  • 2 eggs
  • 3 tablespoons fresh squeezed lemon juice
  • 1 tablespoon fresh lemon zest
  • ¼ teaspoon Fiori di Sicilia oil optional, but really smells great
  • ¾ cup unbleached all-purpose flour
  • ¼ teaspoon baking powder
  • ¼ teaspoon salt

Linoncello Icing

  • 1 cup powdered sugar
  • 2 tablespoons butter room temperature
  • 2 tablespoons Limoncello liqueur
  • 1 tablespoon fresh lemon juice
  • citrus zest for garnish, can use lemon or orange zest

Instructions
 

  • Preheat oven to 350 ° F. Spray 8 x 8 baking pan with cooking spray, or alternatively, line the pan with parchment paper making sure it comes above the edge of the pan.
  • In a stand mixer with the paddle attachment, beat butter and sugar on medium speed until light and fluffy (2-3 minutes).
    1/2 cup unsalted butter , 3/4 cup sugar
  • Turn the mixer to low speed and add eggs, one at a time, mixing until thoroughly blended in.
    2 eggs
  • Add lemon juice, lemon zest and Fiori oil (if using) to the mix and blend until just combined.
    3 tablespoons fresh squeezed lemon juice, 1 tablespoon fresh lemon zest, 1/4 teaspoon Fiori di Sicilia oil
  • In a separate bowl, whisk together the flour, baking powder and salt. Fold this dry mix into the lemon batter with a slotted spoon until blended. Do not overmix.
    3/4 cup unbleached all-purpose flour, 1/4 teaspoon baking powder, 1/4 teaspoon salt
  • Spread the batter evenly in the pan and bake for 15-20 minutes until just set, or until toothpick inserted in middle comes out clean. Edges will be light brown. Remove from oven and cool on a rack about 15 minutes.
  • When blondies are completely cooled remove from pan. Whisk together all of the icing ingredients except the zest and spread over the top of the blondies with a knife (can blend the icing ingredients together in mixer if preferred).
    1 cup powdered sugar, 2 tablespoons butter, 2 tablespoons Limoncello liqueur, 1 tablespoon fresh lemon juice
  • With a microplane grater held over the top of the iced blondies, grate lemons and oranges, letting the zest fall lightly on the icing.
    citrus zest

Notes

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Nutrition

Calories: 166kcalCarbohydrates: 22gProtein: 1gFat: 8gSaturated Fat: 5gCholesterol: 40mgSodium: 58mgPotassium: 26mgFiber: 1gSugar: 18gVitamin A: 251IUVitamin C: 2mgCalcium: 10mgIron: 1mg
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About the Author: Dorothy Stainbrook is the writer behind Farm to Jar. She grows heirloom tomatoes, chile peppers, blueberries, and herbs on her 23-acre HeathGlen Organic Farm in Minnesota. A Les Dames d'Escoffier member and a Good Food Awards winner, she's the author of The Tomato Workbook and The Accidental Farmer's Blueberry Cookbook. Learn more...

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