Name: Brownie Brittle Recipe
Prep time: 10 min
Cook time: 28 min
Total time: 38 min
Cuisine: American
Ingredients: ½ cup all-purpose flour; ¼ teaspoon salt; ¼ teaspoon baking soda; 2 tablespoons cocoa powder; 1 teaspoon espresso powder; 1 tablespoon powdered milk (nonfat dry milk); 2 large egg whites; 1 cup granulated sugar; ¼ cup vegetable oil; 1 teaspoon vanilla extract; ½ cup mini chocolate chips

Jump to Recipe· 4.1 from 6 reviews

I absolutely adore this Brownie Brittle Recipe because it combines everything I love about brownies—the rich chocolate flavor and the hint of espresso—with a satisfyingly thin, crispy texture that’s pure magic. Every bite delivers that addictive crunch, yet still carries the deep, fudgy taste I crave, but without the heaviness. I find this treat so perfect for sharing or just sneaking handfuls when no one’s watching.

Why You'll Love This Brownie Brittle Recipe

What truly makes this recipe stand out for me is the incredible flavor profile. The cocoa and espresso powder work together beautifully to create a deep, intense chocolate sensation that feels luxuriously sophisticated but is so easy to make. Plus, the mini chocolate chips add little pockets of melty sweetness throughout—exactly what I want from any brownie-inspired dessert. The balance of crispy edges with just a touch of chewiness keeps me coming back for more.

Another reason I’m head over heels with this Brownie Brittle Recipe is how simple it is to prepare. You don’t need any fancy equipment or complicated steps—just whisk, mix, spread, and bake. The whole process fits perfectly into a busy day when I want a homemade treat without fuss. I love making this for holidays, potlucks, or casual get-togethers because it transports perfectly and everyone seems to ask for the recipe. It feels like I’m sharing a little bit of happiness with every bite.

Ingredients You'll Need

The image shows several small white bowls and two brown eggs arranged on a white marbled surface. The largest bowl, filled with white all-purpose flour, is at the top left, and next to it at the top right is a white bowl full of tiny dark mini chocolate chips. Below the flour and eggs are small white bowls containing dark brown cocoa powder, white granulated sugar, light yellow vegetable oil, and black espresso powder. One white plate holds small piles of white baking powder, white powdered milk, and fine salt. At the bottom, there is a black and silver measuring spoon with a small amount of dark vanilla extract. The ingredients are neatly organized with clear labels on the image. Photo taken with an iphone --ar 4:5 --v 7

The ingredients list for this Brownie Brittle Recipe is surprisingly straightforward yet thoughtfully balanced. Each ingredient adds its own magic—from the flour providing body, to the powdered milk enhancing texture, and the espresso powder deepening the chocolate flavor. These essentials come together to create that signature crispiness paired with rich taste.

Tip!

You’ll find all ingredient quantities in the recipe card below.

All-purpose flour: Provides structure so the brittle holds together perfectly thin and crisp.
Salt: Enhances the chocolate flavor and balances sweetness.
Baking soda: Gives just a slight lift to keep the brittle from being too dense.
Egg whites: Create a light, airy base that crisps nicely without heaviness.
Granulated sugar: Sweetens and caramelizes during baking for that shiny, crackly top.
Cocoa powder: The star ingredient for rich, deep chocolate taste.
Espresso powder: Intensifies the chocolate flavor, adding a subtle complexity.
Vegetable oil: Keeps the brittle tender while helping it crisp.
Vanilla extract: Adds a warm, sweet fragrance that rounds out the chocolate.
Powdered milk: Boosts richness and helps achieve that perfect brittle texture.
Mini chocolate chips: Melt slightly during baking for irresistible pockets of gooey chocolate.

Directions

Step 1: Preheat your oven to 325 degrees Fahrenheit and line a baking sheet with parchment paper. This prevents sticking and makes cleanup a breeze.

Step 2: In a medium bowl, whisk together the flour, salt, and baking soda. This dry mix ensures your brownie brittle has just the right lift and seasoning throughout.

Step 3: Using an electric mixer, beat the egg whites in a mixing bowl until foamy but not stiff. This airy base keeps the brittle light and crisp.

Step 4: To the foamy egg whites, add the granulated sugar, cocoa powder, espresso powder, vegetable oil, vanilla extract, and powdered milk. Mix until everything comes together smoothly and the batter resembles a cake batter in consistency.

Step 5: Slowly add the flour mixture to the wet ingredients, stirring until combined. Avoid overmixing to keep the brittle tender rather than tough.

Step 6: Fold in the mini chocolate chips gently, so they’re evenly distributed but don’t melt prematurely.

Step 7: Pour the batter onto your prepared baking sheet and use a spatula to spread it out as thin and even as possible, aiming for approximately a 12” x 12” square or 11” x 13” rectangle.

Step 8: Bake for 20 minutes until the brittle is slightly set. Remove the baking sheet from the oven and cut the brittle into your desired shapes, like squares or rectangles, but don't separate the pieces yet.

Step 9: Return the pan to the oven and bake for an additional 5 to 8 minutes. This extra time crisps the brittle perfectly.

Step 10: Take the brittle out to cool completely on the baking sheet before breaking it apart. It crisps up more as it cools. If the pieces aren’t as crisp as you like, pop them back in the oven for a few minutes more.

Step 11: Store your brownie brittle in an airtight container at room temperature. It stays fresh and crunchy for up to two weeks, making it a great make-ahead treat.

Servings and Timing

This recipe makes approximately 24 servings, perfect for sharing with a crowd or saving for snacking over several days. The prep time is quick—about 10 minutes to mix everything together. The total bake time is 25 to 28 minutes, plus cooling time to allow the brittle to crisp up fully. Altogether, you’ll want to plan around 45 minutes from start to finish, which feels like a fantastic balance for such a delicious outcome.

How to Serve This Brownie Brittle Recipe

I love serving this Brownie Brittle as an anytime treat, whether for an afternoon snack with coffee or as an after-dinner indulgence. It pairs beautifully with a scoop of vanilla ice cream or a dollop of whipped cream to balance the richness. For a casual party, I like arranging the brittle pieces on a platter alongside fresh berries and nuts for color and contrast.

Presentation-wise, breaking the brittle into bite-sized pieces or neat squares makes it easy for guests to grab and enjoy without mess. Garnishing with a light dusting of powdered sugar or a drizzle of melted white chocolate transforms it into a dessert that feels special and festive.

When it comes to beverages, this brownie brittle truly shines with a cup of espresso, a bold red wine with berry notes, or even a chilled glass of milk for comfort. I’ve also enjoyed it with a rich stout beer to bring out the chocolatey depth. This versatile treat suits everything from low-key weeknight snacks to holiday celebrations where you want to impress without stress. Serving it at room temperature is perfect to savor the full crunch and flavor.

Variations

One of my favorite things about this Brownie Brittle Recipe is how easy it is to customize. For a gluten-free version, I swap the all-purpose flour for a gluten-free blend that still keeps the texture crisp and light. I’ve also experimented with coconut oil instead of vegetable oil for a subtle twist and a slightly different mouthfeel.

If you want to make it vegan, replacing the egg whites with aquafaba (the liquid from canned chickpeas) works surprisingly well when whipped to foam—it mimics the airy texture beautifully. You can also try swapping the mini chocolate chips for white chocolate or peanut butter chips for a fun flavor play.

I’ve even made a version with a sprinkle of sea salt on top before the final baking step, which intensifies the chocolate flavor and adds a wonderful contrast. For a different cooking method, baking the brittle on a silicone mat rather than parchment can give slightly better evenness in browning. Feel free to get creative and make the brittle your own!

Storage and Reheating

Storing Leftovers

I always store leftover brownie brittle in an airtight container at room temperature to maintain its crispiness. Using a glass or plastic container with a tight-fitting lid works perfectly. Stored this way, the brittle stays fresh and crunchy for up to two weeks, which means you can enjoy it bit by bit without worrying about it going stale.

Freezing

You can freeze brownie brittle if you want to keep it longer. To do this, place the cooled brittle pieces in an airtight container or a freezer-safe zip-top bag with layers of parchment paper between to prevent sticking. It keeps well frozen for up to three months. When you’re ready to enjoy it, just thaw the brittle at room temperature for about 30 minutes before serving.

Reheating

If you find your brownie brittle has lost some of its crispness, a quick reheat in a 300°F oven for 3 to 5 minutes can revive it. Avoid microwaving, as this tends to make it chewy instead of crispy. Letting it cool fully on the baking sheet after reheating helps restore that perfect crunch and flavor I look for in every batch.

FAQs

Can I use regular eggs instead of egg whites?

This recipe specifically calls for egg whites because they provide a lighter texture and help the brittle crisp up properly. Using whole eggs may result in a chewier, denser texture rather than the delicate crunch you want from brownie brittle.

Is espresso powder necessary?

Espresso powder is a secret weapon in this recipe to deepen the chocolate flavor. If you don’t have it on hand, you can omit it, but I highly recommend adding it for the extra richness and complexity it brings to the brownies.

How thin should I spread the batter?

To get that perfect crisp, you need to spread the batter as thin as possible, around 12” x 12” or 11” x 13”. If it’s too thick, the brittle won’t crisp properly and will be more cake-like, which isn’t the goal here.

Can I make smaller batches?

Absolutely! This recipe scales down well. Just adjust the ingredient quantities proportionally and keep an eye on baking time—it may be slightly less for smaller batches. The key is to maintain that thin layer for crispness.

What’s the best way to cut the brittle after baking?

After the initial 20 minutes of baking, cut into your desired shapes on the baking sheet before returning to the oven. This keeps the pieces intact while crisping since the brittle is still pliable at this stage. Waiting until after baking fully to cut can cause the brittle to crack unevenly or break too much.

Conclusion

I really hope you give this Brownie Brittle Recipe a try—it’s become one of my most cherished treats to whip up on a whim or for special occasions. The perfect blend of rich chocolate flavor, addictive crunch, and simple preparation always wins everyone over. Once you taste this homemade brittle, you’ll understand why I keep coming back for more, and I just know you’ll love sharing it with your favorite people too!