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Mouthwatering Lemon Zucchini Bars – Bright, Moist & Irresistible

These Lemon Zucchini Bars are the perfect combination of sweet, tangy, and moist! Packed with fresh zucchini and zesty lemon, they’re a unique and delicious treat that’s great for dessert, brunch, or a snack. Easy to make and full of flavor, these bars are a must-try for any baking lover.
Prep Time 20 minutes
Cook Time 35 minutes
Total Time 55 minutes
Course Breakfast, Dessert, Snack
Cuisine American, Baked Goods, Vegetarian
Servings 16 bars (from 8×8-inch pan)
Calories 140 kcal

Equipment

  • 8×8-inch or 9×9-inch baking pan
  • Mixing bowls
  • Grater for zucchini and lemon zest
  • Whisk or electric mixer
  • Spatula
  • Cooling rack
  • Optional: parchment paper for easy removal

Ingredients
  

Base

  • 1½ cups all-purpose flour
  • 1 tsp baking powder
  • ¼ tsp salt
  • ¾ cup granulated sugar
  • ¼ cup brown sugar (optional, adds depth)

Wet Ingredients

  • 2 large eggs
  • ½ cup unsalted butter, melted (or neutral oil)
  • 2 tbsp fresh lemon juice
  • 1 tsp vanilla extract

Produce

  • 1 medium zucchini, finely shredded and lightly squeezed
  • Zest of 1 large lemon

Optional Add-Ins / Toppings

  • 1–2 tsp poppy seeds
  • ¼ cup chopped nuts (walnuts, pecans)
  • Cream cheese glaze or powdered sugar glaze

Instructions
 

  • Preheat & Prepare Pan: Preheat oven to 350°F (175°C). Grease or line an 8×8-inch baking pan with parchment paper.
  • Prepare Zucchini & Lemon: Shred zucchini finely and squeeze excess moisture. Zest the lemon and set aside.
  • Mix Wet Ingredients: Whisk together eggs, melted butter or oil, lemon juice, and vanilla extract until smooth.
  • Combine Dry Ingredients: In a separate bowl, mix flour, sugar, baking powder, and salt (and poppy seeds if using).
  • Fold Ingredients Together: Gently fold wet ingredients into dry ingredients until just combined. Fold in shredded zucchini and lemon zest.
  • Cool & Glaze: Let bars cool completely on a wire rack before slicing. Drizzle with cream cheese or powdered sugar glaze if desired.
  • Serve: Cut into squares or rectangles and enjoy.

Notes

  • Moisture Management: Squeeze zucchini to prevent soggy bars.
  • Flavor Boost: Use freshly grated lemon zest and juice for maximum brightness.
  • Add-Ins: Nuts, poppy seeds, berries, or extracts can be added for variety.
  • Storage: Store in an airtight container at room temperature for 2 days, or refrigerate for 4–5 days. Freeze unglazed bars for up to 2 months.
  • Check Doneness: Toothpick should come out with a few moist crumbs, not wet batter.
Keyword Lemon Dessert, lemon zucchini bars, spring baking, summer treats, veggie-packed dessert, zucchini dessert