The Best Chocolate Hazelnut Cookies

These chocolate hazelnut cookies are the perfect combo texture and flavor. I’ve combined toasty brown butter with candied toasted hazelnuts and it’s so so good. Caramel and hazelnut complement each other perfectly. And, candying the hazelnuts brings these delicious bits of toffee crunch throughout the cookie with is a great contrast to the chewy cookie base. I do the same thing in my candied pecan cookies, I mean, why change a good thing!

A close-up of freshly baked hazelnut chocolate chip cookies topped with sea salt, cooling on a wire rack, with a blurred bowl in the background.

Just a few ingredients

  • Browned butter: Browning the butter first lets the milk solids brown and caramalize and it brings amazing depth of flavor. See how to brown butter.
  • Hazelnuts: Toasting the hazelnuts first and then stirring them into homemade toffee brings crunchy texture and intensifies the flavor. You could also add in plain toasted hazelnuts, and homemade toffee bits.
    Brown sugar + granulated sugar: Brown sugar for chew, white sugar for crisp.
  • Dark chocolate: Aim for chips or chunks that are at least 50 percent cocoa. The dark chocolate complements the sweet cookie base really nicely

Roasted hazelnuts

I use raw hazelnuts and then roast them in the oven to intensify their flavor. After roasting you can then rub their skins off in a clean dish towel but this is totally optional. I don’t bother personally. You can also skip this whole step if you use pre-toasted hazelnuts

How to make chocolate hazelnut cookies

  1. Begin by browning the butter so it has time to solidify.
browned butter.
  1. Melt down the butter in a saucepan, then keep cooking and regularly whisking until browned.
Close-up of a metal spoon mixing thick, creamy peanut butter cookie dough in a clear bowl. The dough has a light brown color and a smooth, slightly textured appearance.
  1. Pour into a heatproof bowl and let sit until it’s room temperature and solidified but still soft.
A close-up of a saucepan with melted brown sugar and butter being stirred with a black and white spatula. The mixture appears golden and bubbly.
  1. In a saucepan melt white sugar until deep amber brown and has melted.
Toasted hazelnuts being coated in caramelized sugar syrup in a metal pan, with a utensil partially visible stirring the mixture.
  1. While still on the heat, stir through toasted hazelnuts, then pour onto a Silpat mat to harden.
Close-up of chopped caramelized nuts on a wooden surface, with a blurred knife visible in the background. The nuts are shiny and golden brown, suggesting a crunchy texture.
  1. Once the hazelnuts have hardened, chop them into pieces, a mixture of fine pieces and larger chunks.
A close-up of a mixing bowl with cookie dough and a raw egg sitting on top, ready to be mixed in.
  1. Whip together the brown butter, sugar and vanilla til creamy before adding the egg.
A close-up of cookie dough in a mixing bowl, topped with chocolate chips and chopped caramelized nuts, ready to be mixed together.
  1. Add in the dry ingredients and chopped candied hazelnut and chocolate chips. Stir into a thick cookie dough.
A close-up of a raw chocolate hazelnut cookie dough ball on a sheet of parchment paper, with another dough ball blurred in the background.
  1. Roll into cookie dough balls and place on a lined baking sheet.
A chocolate chip cookie decorated to resemble a smiling face, with chocolate chips for eyes and mouth, and sprinkled with flaky sea salt, set on a sheet of parchment paper.
  1. Bake until golden and sprinkle with touch of flaky salt.
A close-up of thick chocolate chip cookies on a wire cooling rack, sprinkled with flaky sea salt. The cookies have golden edges and visible chocolate chips.
  1. Let the cookies cool on the baking tray for 5 minutes, then transfer the warm cookies to a wire rack to cool further.

Storing 

Leftover cookies can be stored in an airtight container for up to a week.
The baked cookies or the unbaked cookie balls can also be frozen for up to three months in a freezer bag or sealed container.

Baking cookie balls from frozen – The cookies can be baked directly without thawing. They may need an extra minute of baking time.

A close-up of hazelnut chocolate chip cookies on a wire rack, with one cookie broken in half to reveal a soft, gooey center. Some cookies are topped with flaky sea salt.

More Cookie Recipes

A close-up of freshly baked chocolate chip hazelnut cookies with flakes of sea salt on top, cooling on a wire rack. The cookies are golden brown and soft, with visible chocolate chips.

Chocolate Hazelnut Cookies

Elien Lewis
These chocolate hazelnut cookies are the perfect combo texture and flavor. I’ve combined toasty brown butter with candied toasted hazelnuts and it’s so so good. The cookie dough is no chill, but you will need time brown and cool the butter. See the notes for more.
5 from 1 vote
Prep Time 20 minutes
Cook Time 10 minutes
Butter chilling time 1 hour
Total Time 1 hour 30 minutes
Course Cookies
Cuisine American
Servings 20
Calories 198 kcal

Ingredients
 
 

Candied Hazelnuts

  • 100 g hazelnuts raw (if you're using toasted hazelnuts, skip the oven-toasting step in the instructions)
  • 100 g granulated sugar

Cookie dough

  • 150 g unsalted butter
  • 100 g soft brown sugar
  • 50 g granulated sugar
  • 1 tsp vanilla extract
  • 1 large egg
  • 190 g all-purpose flour
  • 3/4 tsp salt
  • ½ tsp baking soda
  • 1/4 tsp baking powder
  • 90 g semi-sweet chocolate chips or chunks
  • Flaky salt optional

Instructions
 

  • Melt butter in a light‑colored skillet over medium heat. Once melted, stir regularly as it foams, and the milk solids turn deep golden brown, around 4-5 minutes. Pour into a heatproof bowl (it will have reduced to around 120g after being browned) and let cool at room temperature until opaque and soft‑solid, or chill in the fridge for 10–15 minutes, checking often to prevent it from getting too hard.150 g unsalted butter
  • While the butter cools, preheat your oven to 350°F (180°C).
  • Toasting hazelnuts: Spread the hazelnuts on a baking sheet and toast in the oven for 8–10 minutes, tossing halfway, until lightly golden and fragrant. Remove them from the oven and set aside. Line the baking sheet with a Slipat mat or lightly greased parchment paper. 100 g hazelnuts
  • In the light-colored pan add sugar in an even layer. Keep the heat at medium and let the sugar start to melt around the edges. As the edges liquefy, use a heatproof spatula to bring the unmelted sugar into the pool. Watch it carefully.100 g granulated sugar
  • Once the sugar is a deep golden amber and all melted tip the toasted hazelnuts into the caramel, stirring so that each nut gets a thin candy shell. Work quickly so the caramel doesn't burn. Scoop the nuts onto the lined sheet into a single layer. Let it cool down and harden.
  • Once cooled, chop the nuts into a mixture of fine pieces and slighly larger ones. You can also do this by giving them a few pulses in a food processor. Set aside.
  • When the butter is cooled and ready, add the sugars and vanilla. Using a hand mixer on medium speed, whip the mixture until pale and fluffy, about 2–3 minutes. 100 g soft brown sugar, 50 g granulated sugar, 1 tsp vanilla extract
  • Scrape down the bowl, then beat in the egg. 1 large egg
  • In a medium bowl, whisk together the dry ingredients, then add this dry mixture to the butter mixture until just combined. 190 g all-purpose flour, 3/4 tsp salt, ½ tsp baking soda, 1/4 tsp baking powder
  • Using a spatula or wooden spoon, gently fold in the chopped caramelized hazelnuts and chocolate chips until evenly distributed. 90 g semi-sweet chocolate chips or chunks
  • Roll the cookie dough into balls, around 1 1/2 tablespoons of dough for each. Space them out on the baking sheet, around 2 inches apart.
  • Bake one sheet at a time for around 10-11 minutes until edges are set and centers still look just slightly underbaked. Sprinkle with flaky sea salt. Let cookies rest on the pan for 5 minutes, then transfer to a wire rack to cool completely. Flaky salt

Notes

After browning, pour the butter into a heatproof bowl and let it sit at room temperature until it’s solidified and holds its shape, and still yields to a gentle press. This can take 1-2 hours. If you’re short on time, pop it into the fridge for 10-15 minutes, checking after 10 to ensure it hasn’t become too hard. You want soft-solid butter that whips easily. 
Both metric and US customary measurements are provided. Use the toggle to switch between the two. 

Nutrition

Serving: 1cookieCalories: 198kcalCarbohydrates: 23gProtein: 2gFat: 11gSaturated Fat: 5gPolyunsaturated Fat: 1gMonounsaturated Fat: 4gTrans Fat: 0.3gCholesterol: 26mgSodium: 126mgPotassium: 82mgFiber: 1gSugar: 14gVitamin A: 204IUVitamin C: 0.3mgCalcium: 20mgIron: 1mg
Keyword chocolate, Cookies, hazelnut
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