Name: Halloween Oreo Stuffed Brownies Recipe
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Cuisine: American
Ingredients: 2/3 cup butter; 1/4 cup vegetable oil; 1 cup granulated sugar; 1/3 cup brown sugar; 2/3 cup cocoa powder; 2 cold eggs; 1 tsp vanilla extract; 1/2 tsp salt; 1/2 cup all purpose flour; 15 Oreos; 5 Oreos, crushed for topping

Jump to Recipe· 4.6 from 5 reviews

Hey there! If you’re on the hunt for a show-stopping Halloween treat, you’ve gotta try this Halloween Oreo Stuffed Brownies Recipe. It’s basically a rich, fudgy brownie with a surprise Oreo center that’s as delicious as it sounds — trust me, this recipe will seriously impress both kids and adults alike. Stick with me, and I’ll walk you through every detail so your brownies come out perfect and gooey every time!

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Why This Recipe Works

Perfect Oreo Surprise: Baking Oreos inside the brownies keeps that iconic crunch and creaminess intact.
Moist, Fudgy Texture: The combo of butter and oil makes these brownies extra rich and soft, not dry or cakey.
Easy to Make: No fancy equipment — just a bowl, whisk, and an 8×8 pan, perfect even if you’re a brownie novice.
Halloween Ready: A pop of crushed Oreos on top gives it that spooky vibe without extra effort.

Halloween Oreo Stuffed Brownies, Oreo stuffed brownies, Halloween dessert recipes, fudgy brownie recipes, Halloween treats ideas - The image shows several square-shaped brownies with three visible layers. The bottom and top layers are dark brown, soft, and textured like rich chocolate brownie. In between, there is a bright orange layer matching the color of the filling of orange cream cookies. The top layer is decorated with broken pieces of black and orange sandwich cookies, scattered unevenly across the surface. The brownies are arranged closely on a white marbled texture. The focus is sharp on the center brownies, showing glossy texture and small cracks on the top layer. Photo taken with an iphone --ar 2:3 --v 7

Ingredients & Why They Work

The magic behind this Halloween Oreo Stuffed Brownies Recipe lies in the balance of classic brownie ingredients paired with the luscious Oreo filling. Each ingredient has a role that creates the perfect texture and flavor combo.

Halloween Oreo Stuffed Brownies, Oreo stuffed brownies, Halloween dessert recipes, fudgy brownie recipes, Halloween treats ideas - Flat lay of rich brown cocoa powder scattered in a small pile, smooth dark chocolate Oreos whole and crushed to show their creamy white centers, two fresh brown-speckled eggs with glossy shells, soft golden brown cubes of butter, shiny light amber brown sugar crystals next to deep reddish-brown packed brown sugar, fine pale off-white all-purpose flour in a neat mound, and a small glass bottle of golden vanilla extract with a warm amber hue, all beautifully arranged with natural shadows and textures highlighted, placed on white marbled surface, photo taken with an iphone --ar 2:3 --v 7

Butter: Adds richness and moistness, plus helps create that soft crumb.
Vegetable oil: Keeps the brownies fudgy and tender; you don’t want them dry!
Granulated sugar: Sweetens and helps with that chewy crust on top.
Brown sugar: Adds a hint of caramel flavor enhancing depth.
Cocoa powder: Use good quality unsweetened for that rich chocolate flavor without overpowering sweetness.
Eggs: Bind everything together and add structure; cold eggs work best here to control batter texture.
Vanilla extract: Elevates flavor — never skip vanilla in brownies!
Salt: Balances sweetness and intensifies chocolate notes.
All-purpose flour: Just enough to hold the brownie without making it cakey.
Oreos: The star of the show — stuffed in the center for a fun Halloween twist.

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Note: You’ll find the complete list of ingredients, along with their exact measurements, in the printable recipe card at the bottom of this post.

Tweak to Your Taste

I love that this Halloween Oreo Stuffed Brownies Recipe is super flexible. Sometimes I swap out the classic Oreos for flavored ones like mint or pumpkin spice during fall, and it adds an extra layer of fun. You should definitely play around to make it your own!

Variation: Try adding a handful of chopped nuts for crunch — I once added toasted pecans and it was a hit at a potluck.
Dietary tweaks: Use dairy-free butter and vegan Oreos to make this recipe friendly for dairy-sensitive friends.
Spooky twist: Mix in some orange food coloring to the batter for Halloween-themed coloring.

Step-by-Step: How I Make Halloween Oreo Stuffed Brownies Recipe

Step 1: Prep Your Pan and Oven

First things first, preheat your oven to 350°F (175°C). Line an 8×8-inch baking pan with parchment paper — this is key to getting the brownies out cleanly without any sticking. Trust me, I’ve learned the hard way, parchment paper is your best friend here.

Step 2: Melt Butter, Oil, and Sugars

In a microwave-safe bowl, combine the butter, vegetable oil, granulated sugar, and brown sugar. Heat in 30-second bursts, stirring in between, until everything is melted and shiny. Then microwave for one more minute and stir vigorously — this step helps the sugar fully dissolve, ensuring a smooth and glossy batter.

Step 3: Whisk in Eggs and Vanilla

Let the melted mixture cool slightly before adding the eggs — this prevents cooking the eggs in hot butter. Add them one at a time, whisking well after each addition. Then stir in the vanilla extract. You’ll notice the batter starts to pull away from the bowl slightly — that’s the perfect consistency.

Step 4: Add Dry Ingredients

Sift together the flour, cocoa powder, and salt, then gently fold them into your wet batter. Be careful not to overmix here — just fold until no flour streaks remain.

Step 5: Assemble with Oreos

Pour half of your batter into the prepared pan, spreading it evenly. Now the fun part — arrange about 15 Oreos in the center, side by side. Pour the remaining brownie batter over the Oreos, carefully spreading it out to cover them completely. For extra festive flair, crumble 5 Oreos over the top.

Step 6: Bake and Cool

Bake for 30 minutes until the edges pull away from the pan and the top has a delightful crinkly crust. Resist the urge to cut immediately! Let your Halloween Oreo Stuffed Brownies cool fully on a wire rack — this step makes slicing cleaner and the brownies easier to handle.

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Pro Tips for Making Halloween Oreo Stuffed Brownies Recipe

Beat Sugar Melting: Stirring vigorously after microwaving fully dissolves sugar, preventing grainy texture in your brownies.
Cold Eggs Matter: Using cold eggs controls batter temperature which improves consistency and prevents curdling.
Layer Carefully: Don’t press Oreos down into the batter or they might sink unevenly — just gently place them side by side.
Cooling Is Key: Cutting warm brownies leads to crumbles — always give them time to set fully.

How to Serve Halloween Oreo Stuffed Brownies Recipe

Garnishes

I usually sprinkle a little more crushed Oreos or even some orange and black Halloween sprinkles on top to amp up the spooky vibes. A dollop of whipped cream or a drizzle of caramel sauce pairs beautifully if you want to go all out.

Side Dishes

This recipe stands well on its own but for a party, I love serving it alongside some chilled vanilla ice cream or even hot apple cider — autumn essentials that complement the chocolatey richness perfectly.

Creative Ways to Present

For Halloween parties, I arrange these brownies on a platter lined with faux spider webs and scatter some plastic spiders around — it’s playful and gets everyone in the spooky spirit! You could even use themed cupcake liners and cut your brownies into smaller bites for an easy grab-and-go dessert.

Make Ahead and Storage

Storing Leftovers

I store leftover brownies in an airtight container at room temperature for up to 3 days — they stay soft and fudgy, and if you’re anything like me, they’re usually gone before then!

Freezing

If you want to freeze them, wrap individual squares tightly in plastic wrap and place in a freezer bag. They freeze well for up to 2 months. When you’re ready, thaw overnight in the fridge for the best texture.

Reheating

I like to warm them up in the microwave for about 15 seconds to bring back that ooey-gooey feel — just be careful not to overheat or the Oreo cream can become a bit too melty.

FAQs

Can I use different cookies instead of Oreos in this recipe?

Absolutely! While Oreos are classic for this recipe, you can swap in similar sandwich cookies like Mint Oreos, Golden Oreos, or even homemade sandwich cookies for a unique twist. Just make sure the cookie size fits nicely inside the brownie pan.
Do the Oreos get soggy inside the brownies?

Great question! No, the Oreos hold up surprisingly well during baking. Their cream filling softens slightly, melding beautifully with the fudgy brownie, while the cookie part retains a pleasant texture — a perfect contrast.
Can I make this recipe gluten-free?

You sure can. Use a gluten-free all-purpose flour blend and gluten-free sandwich cookies. Keep in mind baking times might vary slightly, so keep an eye on the brownies as they bake.
What’s the best way to cut the brownies without them crumbling?

Let the brownies cool completely, ideally overnight. Use a sharp knife, and for cleaner cuts, warm the knife blade slightly by running it under hot water and wiping it dry before slicing.
Can I double this recipe for a larger batch?

Yes! Just double all ingredients and bake in a 9×13-inch pan. Baking time might increase by 5-10 minutes—check with a toothpick for doneness but watch the Oreos closely so they don’t overbake.

Final Thoughts

This Halloween Oreo Stuffed Brownies Recipe has become one of my go-to spooktacular treats every fall. It’s got that nostalgic Oreo goodness with an amazing chocolaty, fudgy base that’s seriously addicting. I promise once you try it, you’ll want to make it year after year — it’s the kinda dessert that brings smiles and requests for seconds. So go ahead, grab those Oreos, and bake up a batch for your next Halloween party or cozy night in. You’re going to love it!