Best Lemon Brownies Recipe | Fudgy Citrus Bars with Tangy Lemon Glaze

Glazed lemon brownies cut into squares with fresh lemon zest and slices on a serving plate.
Best Lemon Brownies—fudgy citrus bars topped with lemon glaze for a sweet and tangy treat.
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A Bright Twist on a Classic Treat

Lemon brownies—also known as lemon blondies or lemonies—are the ultimate citrusy dessert for those who crave something sweet with a tangy twist. Inspired by top recipes from Desserts Blog, The Slow Roasted Italian, and I Heart Naptime, these treats are a refreshing alternative to traditional chocolate brownies. With their vibrant flavor and chewy, fudgy texture, lemon brownies are ideal for spring and summer gatherings, brunches, or anytime you want a burst of sunshine on your plate. The simple glaze adds a zesty finish that makes each bite irresistible. Whether you’re baking for a crowd or just treating yourself, these lemonies are sure to brighten your day.

What Are Lemon Brownies?

Lemon brownies aren’t your typical chocolate treat—they’re more like chewy lemon blondies. They boast a dense, fudgy texture that’s rich yet refreshing, thanks to the bright citrus flavor from fresh lemon juice and zest. Unlike lemon bars, which have a shortbread crust and custard topping, lemon brownies are baked as a single layer and often finished with a tangy lemon glaze. The result is a soft, slightly gooey center with a crackly top and a punch of lemon in every bite. They’re a delightful twist on classic brownies, perfect for citrus lovers and anyone looking for a unique dessert.

Ingredient Overview

For the Brownies:

  • 1 cup all-purpose flour
  • ¾ cup granulated sugar
  • 2 large eggs
  • ½ cup unsalted butter (softened)
  • 2 tbsp fresh lemon juice
  • 1 tbsp lemon zest
  • ½ tsp baking powder
  • ¼ tsp salt

For the Glaze:

  • 1 cup powdered sugar
  • 2–3 tbsp lemon juice
  • 1 tsp lemon zest (optional)

Tip: Always use fresh lemon juice and zest for the brightest flavor. Bottled juice lacks the zing and aroma that make these brownies shine.

Step-by-Step Instructions

  1. Prep the Pan: Preheat oven to 350°F (175°C). Line an 8×8-inch baking dish with parchment paper or lightly grease it.
  2. Cream Butter & Sugar: In a mixing bowl, beat softened butter and granulated sugar until light and fluffy.
  3. Add Eggs & Zest: Mix in eggs one at a time, then stir in lemon zest.
  4. Combine Dry Ingredients: In a separate bowl, whisk together flour, baking powder, and salt.
  5. Mix Batter: Gradually add dry ingredients to the wet mixture. Stir in lemon juice until smooth.
  6. Bake: Pour batter into prepared pan and smooth the top. Bake for 20–25 minutes, or until edges are golden and center is set.
  7. Cool: Let brownies cool completely in the pan before glazing.
  8. Make the Glaze: Whisk powdered sugar with lemon juice and optional zest until smooth.
  9. Glaze & Set: Pour glaze over cooled brownies and spread evenly. Let set for 15–20 minutes before slicing.

Tip: Don’t overbake—lemon brownies should be soft and slightly fudgy in the center.

Flavor Variations & Add-Ins

  • Stir in white chocolate chips for creamy sweetness.
  • Add fresh or frozen blueberries for a fruity burst.
  • Use Meyer lemons for a milder, sweeter citrus flavor.
  • Swap the glaze for lemon cream cheese frosting for extra richness.

Serving Suggestions

Serve lemon brownies chilled for a refreshing treat or at room temperature for a softer bite. Pair with tea, lemonade, or sparkling water for a delightful afternoon pick-me-up. These bars are perfect for gifting, potlucks, or brunch spreads—just slice and stack in a pretty box or tray. Garnish with extra zest or edible flowers for a beautiful presentation.

Glazed lemon brownies cut into squares with fresh lemon zest and slices on a serving plate.

Best Lemon Brownies Recipe | Fudgy Citrus Bars with Tangy Lemon Glaze

These Lemon Brownies are a refreshing twist on traditional chocolate brownies—soft, fudgy, and packed with vibrant lemon flavor. Made with fresh lemon juice and zest, they deliver a perfect balance of sweet and tangy in every bite. Topped with a silky lemon glaze, these citrus bars are ideal for spring gatherings, afternoon tea, or anytime you crave a bright, sunny dessert. Easy to make and even easier to love, they’re a crowd-pleasing treat that’s as beautiful as it is delicious.
Print Recipe Pin Recipe
Prep Time 15 minutes
Total Time 1 hour
Course Dessert
Cuisine American, Spring/Summer Baking
Servings 12 squares
Calories 180 kcal

Equipment

  • 8x8-inch baking dish
  • Mixing bowls
  • Electric mixer or whisk
  • Measuring Cups and Spoons
  • Microplane or zester
  • Parchment paper (optional)

Ingredients
  

Brownies:

  • 1 cup all-purpose flour
  • ¾ cup granulated sugar
  • 2 large eggs
  • ½ cup unsalted butter, softened
  • 2 tbsp fresh lemon juice
  • 1 tbsp lemon zest
  • ½ tsp baking powder
  • ¼ tsp salt

Glaze:

  • 1 cup powdered sugar
  • 2–3 tbsp fresh lemon juice
  • 1 tsp lemon zest (optional)

Instructions
 

  • Preheat oven to 350°F (175°C). Line an 8x8-inch pan with parchment or grease lightly.
  • In a bowl, cream butter and sugar until light and fluffy.
  • Add eggs one at a time, then stir in lemon zest.
  • In a separate bowl, whisk flour, baking powder, and salt.
  • Gradually mix dry ingredients into wet mixture. Stir in lemon juice until smooth.
  • Pour batter into pan and smooth the top.
  • Bake for 20–25 minutes, until edges are golden and center is set.
  • Cool completely in pan.
  • Whisk glaze ingredients until smooth. Pour over cooled brownies and spread evenly.
  • Let glaze set for 15–20 minutes before slicing.

Notes

  • Use fresh lemon juice and zest for best flavor—bottled juice lacks brightness.
  • Zest lemons before juicing to avoid waste.
  • Don’t overmix the batter; stir just until combined.
  • Let glaze set fully before slicing to avoid smearing.
  • Store at room temp for 2–3 days, refrigerate up to 5 days, or freeze unglazed for 2 months.
Keyword citrus dessert, easy lemon bars, lemon blondies, lemon brownies, lemonies, spring baking