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These Zucchini Keto Brownies are rich, fudgy, and made with simple wholesome ingredients. The shredded zucchini melts right into the batter, adding fiber and moisture without changing the flavor at all. This is the dessert that proves you never have to choose between feeling good and eating what you truly love.

Why this recipe is good for you 🥑

These brownies are made with ingredients that work with your body. Lets walk through the benefits of this recipe’s main ingredients.

Almond flour delivers healthy fats and vitamin E while keeping the carbs low. Zucchini brings gut-supporting fiber and antioxidants, and because it drains so well, it just adds the beautiful fudgy texture. Monk fruit or allulose sweetens without spiking your blood sugar, making this a hormone-friendly, low-glycemic treat. Dark chocolate adds magnesium and antioxidants, and avocado oil keeps everything moist while adding heart-healthy monounsaturated fats. At 202 calories and 6g protein per brownie, this is a dessert that actually nourishes you.

Why you will love this recipe 🍓

  • Only 3g net carbs per brownie, its is a dessert without guilt.
  • The zucchini is completely undetectable, even picky eaters will approve.
  • Ready in under an hour with simple pantry staples.
  • Naturally gluten-free and grain-free, just in case you where looking for that.
  • Makes 12 brownies, perfect for meal-prep or sharing.
  • It has that gooey, dense, chocolatey texture you’ve been missing on keto.

Ingredients

  • 1 ¼ cup almond flour. Use finely ground, not almond meal, for the best texture.
  • ½ cup monk fruit or allulose. Either works, but allulose gives a softer, fudgier texture. ¼ cup cocoa powder, unsweetened 1 tsp baking powder
  • ¼ tsp salt 2 large eggs, room temperature blends more smoothly
  • ⅓ cup avocado oil 1 cup shredded zucchini, drained. Squeeze out as much liquid as you can so the brownies don’t turn out soggy.
  • 1 tsp vanilla extract
  • ½ cup melted unsweetened dark chocolate chips
  • ½ cup chopped walnuts, optional
  • ⅓ cup dark chocolate chips, for decorating ⅓ cup chopped pistachios, for decorating

Step-by-Step Directions

  • Preheat your oven to 350ºF and lightly grease a 9×9 inch metal baking pan. Metal helps the edges get that classic brownie crust.
  • Grate the zucchini, then gently squeeze out the excess water using a nut milk bag or strainer. Don’t squeeze too tight or too dry. Over-squeezing makes the zucchini strands stringy, and they can look like little roots in the baked brownie. You just want most of the water gone, not all of it.
  • In one bowl, whisk together the eggs, avocado oil, drained zucchini, and vanilla extract until combined and slightly frothy.
  • In a separate large bowl, whisk the almond flour, sweetener, cocoa powder, baking powder, and salt until smooth.
  • Pour the wet mixture into the dry ingredients and stir just until combined. Don’t overmix, or the brownies can turn out dense in the wrong way.
  • Melt the ½ cup of chocolate chips in the microwave in 20 second bursts, stirring between each, until smooth. Fold it into the batter along with the walnuts, if using.
  • Spread the batter evenly into the pan and sprinkle the top with chocolate chips. Bake for 18 to 25 minutes, until the top looks puffed and set, and the center feels just firm to the touch.
  • Let the brownies cool completely in the pan before slicing. This is key for clean, fudgy squares instead of a crumbly mess.
  • Finish with a sprinkle of chopped pistachios on top before serving. Enjoy!

Tips for the Best Zucchini Keto Brownies

Drain you zucchini well but do not squeeze too tight. This is the most important step. Use a nut milk bag or fine mesh strainer, if you don’t have those, do not get discouraged and use a paper towel. Just keep in mind, too much moisture will affect the texture, but a very dry zucchini will become wont incorporate in the dough and you will feel it when taking a bite, believe me, it happened to me.

Don’t overbake. Pull them out of the oven when the top is puffed and just firm to the touch, around 18-25 minutes. They firm up more as they cool. Giving that gooey texture we are looking for.

Cool completely before slicing. I know its hard to wait, but this is what gives you clean, fudgy squares. Slicing when hot will make the brownies fall apart because they have not set yet.

Use a metal pan. A 9×9 metal pan gives you even baking. Glass pans run hotter and can dry them out. If glass is your only option, don’t skip the parchment paper, for easy un-molding, they will stick to the glass like rocks. And watch for the temperature, I would bring it down 5 degrees.

Melt your chocolate carefully. Do it in 20-second intervals in the microwave, stirring in between each, so it doesn’t seize.

Serve with..

  • A scoop of no-sugar-added vanilla ice cream.
  • Fresh strawberries or raspberries on the side.
  • A drizzle of almond butte on top.
  • A hot cup of your favorite herbal tea.

Frequently Asked Questions

Can I make these brownies ahead of time?

Yes! These keto zucchini brownies actually taste even better the next day once they’ve fully set. Make them the night before and store covered at room temperature for up to 2 days, or in the fridge for up to 1 week.

Can I freeze them?

Absolutely. Slice them first, then freeze in an airtight container with parchment paper between layers, or wrap them up individually for easy grab and go, they can stay in the freezer for up to 2 months. Thaw at room temperature or microwave for 20-30 seconds.

Can I skip the walnuts?

Yes, they’re completely optional. The brownies are just as delicious without them. If you still want the crunchiness in every bite, you can add pistachios, pecans, or if going for a nut free option, just add more chocolate chips.

What if I don’t have monk fruit or allulose?

You can use any granulated keto sweetener you have on hand. Just make sure it measures 1:1 like sugar. Keep in mind that Splenda or Stevia work, but they will give a cool like after taste, rather than monk fruit gives a softer almost sugar like taste.

Can I use a different pan size?

An 8×8 pan will give you thicker brownies, just add a few extra minutes to the bake tiime. A 9×13 will make thinner brownies, so check them earlier.

Did you make this recipe?

Tell me, how did it go? Share your thoughts and please rate it so more people can make it!
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5 from 1 vote

Zucchini Keto Brownies

Fudgy, chocolatey brownies with hidden zucchini, no refined sugar, and only 3g net carbs.
Author: Gaby Gonzalez
Course: Dessert
Cuisine: American
Keyword: gluten free brownies, Glutten Free, keto, keto dessert, zucchini keto brownies
Prep Time 25 minutes
Cook Time 20 minutes
Total Time 45 minutes
Servings 12

Equipment

  • 1 9 x 9 Metal Pan
  • 1 Grater
  • 1 Nut milk bag or strainer
  • 2 Mixing bowl
  • 1 Whisk
  • Parchment paper

Ingredients

  • 1 ¼ cup almond flour
  • ½ cup monk fruit or allulose
  • ¼ cup cocoa powder
  • 1 tsp baking powder
  • ¼ tsp salt
  • 2 large eggs
  • ⅓ cup avocado oil
  • 1 cup shredded zucchini drained
  • 1 tsp vanilla extract
  • ½ cup unsweetened dark chocolate chips melted
  • ½ cup chopped walnuts
  • ⅓ cup dark chocolate chips
  • ⅓ cup chopped pistachios

Directions

  • Preheat oven to 350°F. Lightly grease a 9×9 metal baking pan.
  • Grate zucchini and squeeze out excess water gently using a nut milk bag or strainer.
  • Whisk eggs, oil, zucchini, and vanilla extract in a bowl until combined.
  • In a large bowl, whisk almond flour, sweetener, cocoa powder, baking powder, and salt.
  • Combine wet and dry mixtures.
  • Melt ½ cup chocolate chips in microwave in 20-second intervals until smooth. Fold into batter. Add walnuts if using.
  • Spread in pan. Sprinkle with chocolate chips. Bake 18 to 25 min until puffed on top and just firm to the touch.
  • Cool completely in pan before slicing.
  • Sprinkle chopped pistachios on top before serving. Enjoy!

Nutrition

Squeeze zucchini gently, not too tight, so the strands stay soft and don’t get stringy when baked. Cool completely before slicing for clean, fudgy squares.
MACROS per serving (12 servings)
202 cal | 6g protein | 17.7g fat | 3.6g fiber | 3g net carbs
Nutrition information is estimated and provided as a courtesy. It may vary based on ingredients and brands used. Always consult a nutrition professional for specific dietary needs.
Gaby Gonzalez

Gaby Gonzalez

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