Brownie Mix Chocolate Chunk Cookies

Name: Brownie Mix Chocolate Chunk Cookies
Prep time: 10 min
Cook time: 12 min
Total time: 22 min
Yield: 24 cookies
Ingredients: 1 box brownie mix; 1/2 cup unsalted butter, melted; 1 large egg; 1 cup chocolate chunks; 1 teaspoon vanilla extract; 1/4 cup all-purpose flour (optional, for texture)

Highlighted under: Whisked Wonders

I love whipping up these Brownie Mix Chocolate Chunk Cookies whenever I crave something sweet and indulgent. They come together so quickly and require minimal effort, yet the flavor is phenomenal. The brownie mix provides a rich, chocolatey base, and the generous chunks of chocolate bring an additional layer of decadence. Each bite is a delightful blend of soft, chewy goodness that satisfies my sweet tooth effortlessly. Perfect for sharing with friends or enjoying as a late-night treat, these cookies are a must-try!

Created by

Katherine Blake

Last updated on 2026-02-23T23:53:41.283Z

Creating these Brownie Mix Chocolate Chunk Cookies is always a fun adventure in my kitchen. The first time I made them, I was pleasantly surprised by how well the brownie mix transformed into cookies. The approach of using pre-made mix not only saves time but also delivers the rich, fudgy flavor I adore. I often experiment with different chocolate chunks or even add a dash of sea salt on top to enhance the flavor.

One tip I discovered is to let the dough chill in the fridge for about 20 minutes before baking. This helps to deepen the flavors and results in a thicker, chewier cookie. Plus, the anticipation of waiting makes them even more enjoyable once they come out of the oven!

Why You'll Love These Cookies
Rich chocolate flavor enhanced by chocolate chunks
Chewy texture that pairs perfectly with a glass of milk
Quick and easy to make for any occasion

Chocolate Chunk Magic

The combination of brownie mix and chocolate chunks creates a cookie that is deeply satisfying, both in flavor and texture. The brownie mix forms a moist base, infusing the cookies with rich, fudgy chocolate notes. Using high-quality chocolate chunks is crucial; they melt beautifully in the oven, creating pockets of molten chocolate throughout each cookie. As the edges crisp up during baking, the centers remain gooey and soft, giving you that ultimate liquid chocolate experience with every bite.

For those who enjoy an extra touch of richness, consider adding a sprinkle of sea salt before baking. The salt not only enhances the chocolate flavor but also balances the sweetness, elevating your cookie experience. Alternatively, swapping out some of the chocolate chunks for chopped nuts can introduce a delightful crunch. Pecans or walnuts work wonderfully, complementing the brownie base without overpowering it.

Perfecting The Cookie Texture

Achieving the ideal chewy texture starts with careful mixing of ingredients. Be sure not to overmix the dough once you add the chocolate chunks, as this can lead to tough cookies. Mix just until the ingredients are combined for a softer bite. If you choose to incorporate the optional flour, it helps to create a slightly more structured cookie without losing that signature chewiness. Start with 1/4 cup, but you can adjust this based on personal preference.

When portioning the dough onto the baking sheet, keep in mind that the cookies will spread as they bake. Leaving at least 2 inches of space between them is essential to prevent them from merging into one giant cookie. If you prefer larger cookies, simply increase the portion size, but adjust your baking time by a minute or two as needed to ensure they bake through evenly.

Ingredients

For the Cookies

1 box brownie mix
1/2 cup unsalted butter, melted
1 large egg
1 cup chocolate chunks
1 teaspoon vanilla extract
1/4 cup all-purpose flour (optional, for texture)

Combine all ingredients well for a perfect dough.

Instructions

Preheat the Oven

Preheat your oven to 350°F (175°C) and line a baking sheet with parchment paper.

Mix the Ingredients

In a large bowl, combine the brownie mix, melted butter, egg, and vanilla extract. Mix until smooth. If desired, fold in the all-purpose flour for added texture.

Add Chocolate Chunks

Stir in the chocolate chunks until evenly distributed throughout the dough.

Scoop the Dough

Use a cookie scoop or spoon to drop rounded tablespoons of dough onto the prepared baking sheet, spacing them about 2 inches apart.

Bake

Bake for 10 to 12 minutes, or until the edges are set but the centers remain soft. Allow to cool on the baking sheet for a few minutes before transferring to a wire rack.

Enjoy the chewy sweetness of your cookies!

Pro Tips

For an extra burst of flavor, consider adding a handful of nuts or a pinch of espresso powder to the dough.

Make-Ahead Tips

You can prepare the cookie dough in advance and store it in an airtight container in the fridge for up to 48 hours. This allows the flavors to meld and enhances the overall taste of your cookies. When you’re ready to bake, just scoop out the dough directly from the refrigerator; you may need to add an extra minute or two to the baking time if the dough is cold.

For longer storage, freeze the dough for up to three months. Simply scoop individual cookie portions onto a baking sheet and freeze until solid before transferring them to a freezer bag. When you’re in the mood for freshly baked cookies, take out as many as you need, let them sit at room temperature for about 10-15 minutes, and then bake as directed.

Serving Suggestions

These Brownie Mix Chocolate Chunk Cookies are fantastic on their own, but they're also perfect when served warm with a scoop of vanilla ice cream. The contrast of hot and cold, along with the melted chocolate from the cookies, makes for an indulgent treat. For an adult twist, drizzle the cookies with a bit of espresso or coffee syrup to enhance the chocolate flavor further.

For a fun twist, try sandwiching two cookies with a layer of your favorite frosting or whipped cream to create decadent cookie sandwiches. You could also consider dipping half of each cookie in melted chocolate for an extra layer of indulgence, allowing it to set before serving. This not only elevates the presentation but adds another delicious dimension to the cookie experience.

Questions About Recipes

→ Can I use a different brand of brownie mix?

Absolutely! Any brand will work, but make sure to check the serving size for accurate measurements.

→ How do I store these cookies?

Store them in an airtight container at room temperature for up to a week, or freeze for up to three months.

→ Can I substitute the butter with oil?

Yes, you can use vegetable oil instead of butter, but it may alter the texture slightly.

→ What if I want to make them flourless?

Simply omit the optional flour! The cookies will still turn out deliciously fudgy.