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These easy Biscoff brownies are ultra-rich, chewy, fudgy, chocolatey, loaded with Biscoff flavor, and contain no dairy or eggs (not that anyone can tell)! If you need a Biscoff fix even faster, try my 2-ingredient Biscoff fudge.

Completed Biscoff Brownies against a white surface.

Super Decadent Vegan Biscoff Brownies

If you love the warm and decadent flavors of biscoff cookie butter and brownies (I mean, who doesn’t?), get ready to be blown away by these swoon-worthy Biscoff brownies. These Lotus brownies combine a base layer of Biscoff cookies beneath a rich dairy-free melted-chocolate (not cocoa powder) brownie batter with plenty of Biscoff cookie crumbs folded in, topped with a decadent swirl of Biscoff cookie butter on top with a sprinkling of vegan chocolate chunks.

The recipe is simple to prepare too, primarily made with pantry staples, requires no mixer or other kitchen gadgets, no annoying egg whipping steps, and bakes up into perfectly decadent, gooey, fudgy brownies, just the way I like them! Plus, they’re naturally egg and dairy-free, practically made for sharing with crowds at events and on special occasions!

These vegan brownies are an indulgent treat the entire family will fall in love with, vegan or not (really!). And, if you’re already hooked on Biscoff, you might also like my recipes for Biscoff blondies and vegan Biscoff cake.

The Ingredients and Substitutes

Ingredients for Biscoff Brownies measured out against a white surface.

Here is what goes into these brownies and why. You’ll find the exact amounts in the recipe card below.

  • Flax meal and water: Together they make flax eggs, a binding vegan egg substitute that keeps these brownies gooey and fudgy.
  • Biscoff cookies: Used whole for the bottom layer, ground into the batter, and crushed on top. Any brand of vegan speculoos cookies works too.
  • Vegan butter: Use your favorite unsalted dairy-free butter, like Miyoko’s or Earth Balance.
  • Vegan chocolate chips: This recipe uses melted semi-sweet chocolate instead of cocoa powder, so pick a vegan chocolate you love the flavor of. Chopped vegan chocolate bars work too.
  • Sugar and brown sugar: The two together give the brownies sweetness, extra moisture, caramel-like flavor, and a crackly top.
  • All-purpose flour: Regular all-purpose flour is what I use. I haven’t tested this recipe with gluten-free flour.
  • Salt: Just a little balances the sweetness and brings out the chocolate.
  • Biscoff cookie butter: Lotus Biscoff cookie butter is vegan, and it melts into the swirl on top. Another vegan cookie butter spread works too.

What Else Could I Add?

  • Vanilla extract: Just a teaspoon or so for warm flavor depth.
  • Cinnamon: To enhance the cinnamon flavor of the speculoos cookies.
  • Easy biscoff buttercream frosting: Pipe a swirl on each brownie to top with a cookie segment.
  • Nuts: Add some chopped nuts like walnuts or pecans for crunch.  

How to Make Vegan Biscoff Brownies

Water poured into ground flax meal in a glass bowl to make flax eggs for Biscoff brownies.
Melted vegan chocolate and vegan butter stirred smooth in a glass bowl.

Step 1: First, mix the ground flax meal and water and set it aside to thicken. Meanwhile, preheat the oven to 325 degrees F (165 degrees C) and line an 8-inch square baking pan with parchment paper (leave overhang on at least 2 sides).

Step 2: Then, spread a layer of Biscoff cookies along the bottom of the pan. Meanwhile, combine the vegan butter and vegan chocolate in a microwave-safe bowl and microwave it in 30-second increments, stirring between, until fully melted.

If you’re using vegan chocolate bars, chop them first. You could also use a double boiler method instead of using a microwave.

Glossy Biscoff brownie batter mixed in a large metal bowl.
Brownie batter poured over a layer of whole Biscoff cookies in a lined baking pan.

Step 3: Next, combine the sugars, flax egg mixture, and melted vegan butter-chocolate mixture in a large bowl and mix well. Stir in the flour, ground biscoff cookies, and salt, mixing gently until just combined.

Step 4: Pour the batter into the prepared pan, then use a small microwave-safe bowl (or double boiler) to heat the Biscoff cookie butter for 15 to 30 seconds, until soft. Drizzle it over the batter, swirl it with a toothpick or knife tip, and sprinkle on more vegan chocolate chips.

Be careful not to over-mix the batter, as overworking the gluten in the flour leads to tough, dense brownies.

Warm Biscoff cookie butter drizzled from a small bowl over brownie batter.
Biscoff brownie batter topped with a cookie butter drizzle and vegan chocolate chunks in the pan.

Step 5: Transfer the vegan biscoff brownies to the oven and bake for 40-50 minutes. Finally, allow the Biscoff brownies to cool for at least an hour (even better if left to cool fully) on a cooling rack before slicing them into 12, 16, or 24 pieces. Enjoy!

Enjoy a vegan biscoff brownie alone, or make a super decadent dessert by warming it up and topping it with a scoop of vegan vanilla ice cream or vegan whipped cream.

Biscoff Brownies FAQs

Why are the brownies cakey?

Brownies often end up caky if you’ve over-baked them. If you experiment with ingredient swaps, that could also be a reason.

How to tell if the vegan brownies are ready?

They should have dry edges with a softer-looking middle but not soft enough to jiggle. If you insert a toothpick into the center of the pan, it should have wet crumbs but not completely soft wet batter. If it comes out clean, you’ve over-baked the brownies, and they’ll be more cakey than gooey and fudgy.

Can I make Biscoff stuffed brownies?

Yes, instead of (or along with) swirling the biscoff over the top of the brownies, spread a liberal amount (about ¾ cup) of Biscoff in a square just slightly smaller than an 8-inch square, and transfer it to the freezer until solid.

When assembling the Biscoff brownies, pour in half the batter, then add the frozen Biscoff layer and pour in the remaining batter.

Pro Recipe Tips

  • Measure the flour correctly: Too much flour means dense, dry brownies. Rather than scooping the cup directly into the flour bag, fluff it up with a fork, then use a spoon to transfer it to the measuring cup, then use the back of a knife to level the top.
  • Line the tray: Otherwise, the brownies will probably stick to the pan.
  • Don’t over-mix the batter: Mix the batter just enough to combine all the ingredients. A few tiny flour lumps are fine. Otherwise, you can end up with tough brownies.
  • Be careful not to overbake: It should still be soft (just not jiggly) in the middle when you remove them from the oven, as they cook further from residual heat. If you overbake the brownies, they become cakey/dry rather than gooey and fudgy.
  • Leave them to cool: They firm up as they cool, making them much easier and less messy to cut. Wipe the blade (or run it beneath hot water) between slices if necessary.  
  • To double the recipe: Use a 9×13 inch pan and monitor the baking slightly. It may take 5-8 minutes extra to bake.
Completed Biscoff Brownies against a white surface.

Storage Instructions

Allow the vegan Lotus Biscoff brownies to cool and store any leftovers covered at room temperature for 2-3 days or in the refrigerator for 5-7 days. Bring them back to room temperature when you want one.

You can also freeze the vegan brownies (cut or uncut, wrapped tightly in plastic wrap) for up to 3 months. Allow them to thaw in the refrigerator overnight or at room temp for several hours and optionally microwave for 10-20 seconds when serving.

Completed Biscoff Brownies against a white surface.

If you tried these Biscoff brownies or any other recipe on my blog, please leave a 🌟 star rating and let me know how it went in the 📝 comments below. Thanks!

Cookbooks

If you’re loving my recipes and would like a more comprehensive resource, check out my cookbooks!

Biscoff Brownies

4.98 from 40 votes
Prep: 15 minutes
Cook: 40 minutes
Total: 55 minutes
Servings: 16 pieces
Completed Biscoff Brownies against a white surface.
These easy Biscoff brownies are ultra-rich, chewy, fudgy, chocolatey, loaded with biscoff flavor, and contain no dairy or eggs (not that anyone can tell)!

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Ingredients 

  • 5 Tablespoons (75 ml) flax meal same as ¼ cup plus 1 Tablespoon
  • ¾ cup (180 ml) water
  • 18 whole Biscoff cookies plus more for garnish
  • 1 cup (225 g) unsalted vegan butter
  • 1 ½ cups (255 g) vegan semi-sweet chocolate chips plus more for topping
  • ½ cup (100 g) sugar
  • ½ cup (110 g) brown sugar
  • 1 ½ cups (180 g) all-purpose flour
  • 10 Biscoff cookies ground, plus more crushed for topping
  • ½ teaspoon (2.5 ml) salt
  • ½ cup (120 ml) Biscoff cookie butter

Instructions 

  • In a medium bowl, mix the flax meal and water. Set it aside for 5 minutes to thicken.
    Water poured into ground flax meal in a glass bowl to make flax eggs for Biscoff brownies.
  • Preheat the oven to 325 degrees F (165 degrees C). Line an 8-inch square baking pan with parchment paper, leaving some overhang on two sides.
  • Lay the whole Biscoff cookies in a single layer across the bottom of the pan.
    Whole Biscoff cookies layered in a parchment-lined baking pan.
  • Add the vegan butter and vegan chocolate chips to a microwave-safe bowl. Microwave in 30-second increments, stirring between each, until melted and smooth. Do not overheat.
    Melted vegan chocolate and vegan butter stirred smooth in a glass bowl.
  • In a large bowl, mix the flax mixture, sugar, and brown sugar. Add the melted chocolate mixture and mix well.
    Melted chocolate mixture poured into a bowl of brownie ingredients.
  • Add the flour, ground Biscoff cookies, and salt. Stir gently until just combined; do not overmix.
    Glossy Biscoff brownie batter mixed in a large metal bowl.
  • Pour the batter over the cookie layer in the pan and spread it evenly.
    Brownie batter poured over a layer of whole Biscoff cookies in a lined baking pan.
  • Microwave the Biscoff cookie butter in a small microwave-safe bowl for 15 to 30 seconds, until soft. Drizzle it over the batter in any design you like.
    Warm Biscoff cookie butter drizzled from a small bowl over brownie batter.
  • Sprinkle more vegan chocolate chips over the top.
    Biscoff brownie batter topped with a cookie butter drizzle and vegan chocolate chunks in the pan.
  • Bake for 40 to 50 minutes, until the edges look dry and the center is soft but not jiggly.
  • Sprinkle crushed Biscoff cookies over the warm brownies.
  • Set the pan on a cooling rack and cool for at least 1 hour before slicing.
    Baked Biscoff brownies topped with cookie butter and chocolate chunks.

Notes

  • Measure the flour by fluffing it, spooning it into the measuring cup, and leveling the top with the back of a knife. Too much flour makes dense, dry brownies.
  • Line the pan with parchment paper so the brownies lift out cleanly.
  • For a lighter swirl, some readers use less cookie butter on top.
  • Store covered at room temperature for 2 to 3 days, in the refrigerator for 5 to 7 days, or freeze for up to 3 months.

Nutrition

Serving: 1pieceCalories: 361kcalCarbohydrates: 41gProtein: 4gFat: 22gSaturated Fat: 7gPolyunsaturated Fat: 4gMonounsaturated Fat: 6gTrans Fat: 2gSodium: 185mgPotassium: 47mgFiber: 2gSugar: 25gVitamin A: 6IUVitamin C: 0.01mgCalcium: 37mgIron: 2mg

Additional Info

Author: Toni Okamoto
Course: Dessert
Cuisine: American
Method: Oven
Diet: Vegan
Tried this recipe?Please tag us at @PlantBasedOnABudget! 🙂
About

Toni Okamoto

Toni Okamoto is the founder of Plant-Based on a Budget, which she started in 2012. She has created over 1,500 budget-friendly vegan recipes and written four cookbooks, including a VegNews Cookbook of the Year and a Publishers Weekly bestseller. Her work has been featured in The New York Times, NPR, and NBC News, and has 2 million followers on social media.

More about Toni Okamoto
4.98 from 40 votes (34 ratings without comment)

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Comments

  1. 4 stars
    I would definitely make these again but with adjustments. I think 1/2 c of the cookie butter for drizzling is way too much. 1/8 cup would be plenty. I didn’t even use the extra chocolate chips or crushed cookies for topping and the brownies are plenty rich without them.

  2. 5 stars
    I just love Biscoff. Speculoos (in the Netherlands called Speculaas is our traditional Dutch cookie) is known to make almost everything better ;-). These brownies were delicious and easy to prepare. Could eat another batch.

  3. 5 stars
    These cookies are amazing! They are a perfect accompaniment to an early morning cup of coffee. So good.