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Lemon bar layers
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5 from 80 votes

Fudgy lemon blondies- Lemon brownies

These lemon brownies or lemon blondies are fresh and tangy lemon cookie bars topped with a homemade lemon glaze that you will not be able to get enough of.
Prep Time10 mins
Cook Time15 mins
Total Time25 mins
Course: Dessert
Cuisine: American
Servings: 16 servings
Calories: 167Calories


  • ½ cup butter salted or unsalted, melted and cooled down
  • ½ cup granulated sugar
  • ¼ cup powdered sugar
  • 2 eggs at room temperature
  • 2 tablespoon lemon zest
  • 1 tablespoon lemon juice
  • 2 teaspoon vanilla extract
  • 1 teaspoon lemon extract
  • 1 cup AP flour sifted, for gluten-free read the notes
  • ¼ teaspoon salt

For the glaze

  • 1 cup powdered sugar Without corn starch preferably to avoid that weird aftertaste.
  • 2 tablespoon lemon juice
  • 1 tablespoon lemon zest optional


  • Preheat the oven to 350F, then line an 8x8 baking pan with parchement paper and set aside.
  • In a medium/large bowl whisk the cooled down melted butter, granulated sugar, and powdered sugar together.
  • Add in the eggs, lemon zest, lemon juice, vanilla extract, and lemon extract, and mix to combine.
  • Gently fold in the flour and salt until the flour mixture disappears. Pour the batter into the prepared baking pan, spread the lemon blondie batter evenly, and bake for 16-17 minutes. The blondies won't look golden brown.
  • Let the lemon blondies cool down fully before topping it with the glaze

Make the lmon glaze

  • In a small/medium bowl whisk the powdered sugar and lemon juice until a thick pourable glaze forms.
  • Pour the glaze on top of the cooled-down blondies, spread it all over the top, and let it set and harden before slicing it into your lemon dessert!


How to store lemon brownies?

These lemon brownies can be stored in an airtight container at room temperature for up to 3 days.
You can also keep them in the fridge for a bit longer.

Glaze tip

Use powdered sugar that doesn't have any cornstarch in it to avoid that weird aftertaste. 
Gluten free option?
If you want to make these lemon brownies gluten-free, use King Arthur flour 1:1 GF flour or Bobs' Red Mill 1:1 GF flour! 


Calories: 167Calories | Carbohydrates: 23g | Protein: 2g | Fat: 7g | Saturated Fat: 4g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 2g | Trans Fat: 1g | Cholesterol: 36mg | Sodium: 199mg | Potassium: 34mg | Fiber: 1g | Sugar: 16g | Vitamin A: 208IU | Vitamin C: 3mg | Calcium: 28mg | Iron: 1mg