Chocolate Hazelnut Brownies

Name: Chocolate Hazelnut Brownies
Prep time: 20 min
Cook time: 30 min
Total time: 50 min
Yield: 16 brownies
Ingredients: 1 cup (200g) granulated sugar; 1/2 cup (115g) unsalted butter, melted; 2 large eggs; 1 teaspoon vanilla extract; 1/3 cup (40g) unsweetened cocoa powder; 1/2 cup (65g) all-purpose flour; 1/4 teaspoon salt; 1/4 teaspoon baking powder; 1 cup (150g) chopped hazelnuts; 1 cup (170g) chocolate chips

Highlighted under: Baking & Desserts

I absolutely love making these Chocolate Hazelnut Brownies, as they never fail to impress. The combination of gooey chocolate and crunchy hazelnuts creates a delightful treat that is both rich and satisfying. Each bite is a perfect blend of sweet and nutty flavors, which I find irresistible! I often whip these up for gatherings or whenever I crave something indulgent. They’re incredibly easy to make, and I can’t wait to share my technique for getting that perfect fudgy texture.

Created by

Evelyn Parker

Last updated on 2026-01-13T03:04:20.086Z

When I first tried making brownies with hazelnuts, I was blown away by how much the nuts enhanced the flavor profile. The crunchy texture pairs beautifully with the soft, velvety chocolate, creating a balance that keeps me coming back for more. I recommend toasting the hazelnuts beforehand to intensify their nutty richness.

Each time I bake these brownies, I experiment with different chocolate percentages, and I've found that using a mix of dark and semi-sweet chocolate achieves the best results. The combination adds depth and a hint of sweetness that elevates the overall experience. Trust me, these are perfect for any chocolate lover!

        Why You'll Love This Recipe
        Decadent chocolate flavor with a delightful crunch from hazelnuts
Rich, fudgy texture that melts in your mouth
A simple recipe that impresses at any gathering

      

Understanding the Ingredients

Each element in these Chocolate Hazelnut Brownies plays a crucial role in achieving the perfect texture and flavor. The granulated sugar adds sweetness and moisture, while the melted butter ensures a rich, fudgy consistency. Eggs not only provide moisture but also help bind the ingredients together, making them essential for that melt-in-your-mouth experience. Opt for high-quality chocolate chips, as their flavor deeply influences the overall taste, with dark chocolate offering a more intense, luxurious flavor profile.

When it comes to the flour, all-purpose is ideal for standard brownies, but you can experiment with gluten-free options like almond or coconut flour if you're looking to accommodate dietary needs. However, keep in mind that different flours absorb moisture differently, so you might need to adjust the amount of liquid slightly. As for hazelnuts, toasting them lightly before incorporating adds an extra layer of flavor that enhances their natural nuttiness.

Technique for Fudgy Perfection

The key to achieving that rich, fudgy texture lies in how you combine the ingredients. Mixing the wet ingredients until they're well combined but not overly beaten allows for some air to remain, which contributes to a lighter crumb. Conversely, when adding the dry ingredients, use a gentle folding motion rather than vigorous stirring. This not only prevents over-mixing—which could result in a denser brownie—but also helps maintain that gooey middle you crave.

Monitoring the baking time is equally critical; start checking for doneness around 25 minutes. The toothpick should come out with a few moist crumbs, not completely clean, as it will continue to set while cooling. If you find your brownies were in the oven too long, you can remedy this slightly by adding a scoop of ice cream on top when serving to introduce some creaminess and balance any drier texture.

Ingredients

Gather these simple ingredients to make your own delectable brownies.

Brownie Ingredients

1 cup (200g) granulated sugar
1/2 cup (115g) unsalted butter, melted
2 large eggs
1 teaspoon vanilla extract
1/3 cup (40g) unsweetened cocoa powder
1/2 cup (65g) all-purpose flour
1/4 teaspoon salt
1/4 teaspoon baking powder
1 cup (150g) chopped hazelnuts
1 cup (170g) chocolate chips

Now that you have all your ingredients ready, let’s move on to the preparation!

Preparation Steps

Follow these steps to bake your Chocolate Hazelnut Brownies to perfection!

Preheat the Oven

Preheat your oven to 350°F (175°C) and grease a 9x9 inch baking pan or line it with parchment paper.

Mix Wet Ingredients

In a large bowl, whisk together the sugar and melted butter until combined. Add the eggs and vanilla, whisking until smooth.

Combine Dry Ingredients

In another bowl, sift together cocoa powder, flour, salt, and baking powder.

Combine Mixtures

Gradually stir the dry ingredients into the wet ingredients until just combined. Be careful not to over-mix.

Fold in Nuts and Chocolate

Gently fold in the chopped hazelnuts and chocolate chips until evenly distributed in the batter.

Bake

Pour the batter into the prepared baking pan and spread it out evenly. Bake for about 30 minutes or until a toothpick comes out clean.

Cool and Serve

Allow the brownies to cool in the pan for at least 10 minutes before cutting them into squares and serving.

Your Chocolate Hazelnut Brownies are now ready to enjoy! Perfect for any occasion.

Pro Tips

For an extra touch, sprinkle some sea salt on top before baking. It enhances the chocolate flavor beautifully.

Make-Ahead and Storage Tips

These brownies can be made ahead of time, making them perfect for gatherings. I often prepare a batch the night before and store them in an airtight container at room temperature. They actually taste better the next day as the flavors meld. Just be sure to place a piece of parchment paper in between layers if stacking to keep them from sticking together.

If you need to extend their shelf life, consider freezing them. Cut the brownies into squares, then wrap each piece tightly in plastic wrap and place them in an airtight container. They can be frozen for up to three months. To serve, simply thaw them at room temperature or pop them in the microwave for a few seconds for a freshly baked taste.

Serving Suggestions and Variations

For a gourmet touch, serve these brownies warm with a scoop of vanilla bean ice cream and a drizzle of chocolate sauce. The contrast between the warm, fudgy brownies and the cold ice cream creates a decadent dessert experience. You can also sprinkle some sea salt on top before serving to enhance the chocolate flavor.

If you’re looking to switch things up, try adding different mix-ins like dried cherries, orange zest, or even a swirl of peanut butter for added richness. Each variation brings a unique twist, keeping this classic recipe fresh and exciting for any occasion.

Questions About Recipes

→ Can I substitute the hazelnuts for another nut?

Yes, walnuts or pecans can be a great alternative if you prefer a different flavor or if you have nut allergies.

→ How should I store the brownies?

Store them in an airtight container at room temperature for up to 3 days or refrigerate for up to a week.

→ Can I freeze the brownies?

Absolutely! Wrap them well in plastic wrap and place them in a freezer-safe bag. They can last up to 3 months.

→ What type of chocolate works best?

I recommend using a combination of dark chocolate and semi-sweet chocolate for depth of flavor and sweetness.