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Lace white place containing a Carrot and Zucchini Bars with Lemon Cream Cheese Frosting sitting on a brown table, topped with lemon zest and fork on side of plate. Glass of milk in background.
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5 from 7 votes

Carrot and Zucchini Bars with Lemon Cream Cheese Frosting

These Carrot and Zucchini Bars with Lemon Cream Cheese Frosting are the perfect Fall season dessert! This is the perfect sweet treat recipe for getting picky eaters to eat their vegetables! And they even have an extra kick of protein!
Prep Time15 mins
Cook Time25 mins
Total Time40 mins
Course: Dessert
Cuisine: American
Servings: 8 people
Calories: 466kcal
Author: Amanda Mason


Carrot and Zucchini Bars

  • 2 eggs
  • 1 ½ cups Bob's Red Mill Gluten Free Flour
  • ¾ cup light brown sugar, packed
  • ½ cup canola oil
  • 1 Tablespoon honey
  • 1 teaspoon vanilla extract
  • 1 ½ cups shredded carrot, unpeeled
  • 1 cup shredded zucchini, unpeeled
  • ½ cup chopped walnuts
  • 1 teaspoon baking powder
  • ¼ teaspoon baking soda
  • ½ teaspoon ground ginger
  • ½ teaspoon ground cinnamon
  • ¼ teaspoon ground nutmeg
  • ¼ teaspoon salt
  • 1 scoop Gains in Bulk Vanilla Milkshake Protein Powder, optional

Lemon Cream Cheese Frosting

  • 1 8 ounce package reduced-fat cream cheese
  • 1 cup powdered sugar
  • 2 Tablespoons lemon zest


Carrot and Zucchini Bars

  • Preheat over to 375 degrees. In the bowl of your KitchenAid, mix on low the eggs, brown sugar, oil, honey and vanilla. 
  • Next, fold in the shredded carrots, zucchini and walnuts with a wooden spoon.
  • In another medium sized bowl combine the flour, baking powder, baking soda, ginger, cinnamon, nutmeg and salt. Stir to mix ingredients together.
  • Add the flour mixture to the wet mixture. Stir with a wooden spoon just until combined. 
  • Spread batter into an greased 13x9x2 inch baking pan. 
  • Bake 25 minutes or until a toothpick inserted in center comes out clean. Cool completely in the pan on a wire rack.

Lemon Cream Cheese Frosting

  • In the bowl of your KitchenAid, beat the frosting ingredients on medium speed until fluffy (about 3 minutes). 
  • Spread or pipe the frosting over the cooled bars.


  • If you want to make a non-gluten free version, just use 1.5 cups of all purpose flour!
  • To order the Gains in Bulk Vanilla Milkshake Protein Powder, here's the website to order: https://www.gainsinbulk.com/gib-100. Make sure to use my discount code of RWR10 when you checkout!


Calories: 466kcal