Brownie Mix Chocolate Chunk Cookies

Name: Brownie Mix Chocolate Chunk Cookies
Prep time: 10 min
Cook time: 20 min
Total time: 30 min
Yield: 24 cookies
Ingredients: 1 box brownie mix (9x13 inch); 1/2 cup all-purpose flour; 1/3 cup vegetable oil; 2 large eggs; 1 cup chocolate chunks

Highlighted under: Sweet Indulgences

I love making these Brownie Mix Chocolate Chunk Cookies because they are incredibly easy to whip up and deliver intense chocolate flavor. Using brownie mix creates a chewy, fudgy texture that perfectly complements the chunks of chocolate throughout. Whenever I have unexpected guests or a cookie craving, these cookies come to the rescue in less than 30 minutes. The simplicity of the recipe means I can enjoy something sweet without spending hours in the kitchen, and I'm always amazed at how quickly they disappear!

Created by

Cassidy Moore

Last updated on 2026-02-23T21:09:37.154Z

I first stumbled upon this recipe by accident while looking for a quick way to satisfy my sweet tooth. The combination of brownie mix and chocolate chunks intrigued me, and after my first batch, I was hooked! The dough is rich and melts in your mouth, creating the ultimate chocolate cookie experience.

A tip I learned during my baking adventures is to let the dough rest for a few minutes before baking. This technique allows the flavors to meld together, resulting in cookies that are even more delicious. Trust me—your taste buds will thank you!

Why You'll Love These Cookies
Incredible fudge-like texture that satisfies chocolate cravings
Super simple to make with just a handful of ingredients
They bake up beautifully with gooey chocolate chunks

Understanding Your Ingredients

The foundational ingredient in these cookies is the brownie mix, which not only provides sweetness but also a rich, chocolatey flavor. By using a boxed mix, you save time while ensuring consistent results. However, make sure to choose a high-quality mix to avoid any artificial aftertaste, as this can affect the overall flavor of your cookies.

All-purpose flour plays a crucial role in giving the cookies structure. While the brownie mix already contains some flour, adding additional all-purpose flour helps achieve the perfect chewy consistency. If you're following a gluten-free diet, you can substitute the all-purpose flour with a 1:1 gluten-free baking flour blend, which will yield similar results.

Perfecting the Texture

The key to achieving that desirable fudgy texture in these cookies is the baking time. It's important to keep a close eye on them as they bake; underbaking slightly (aiming for 10-12 minutes) will leave you with gooey centers, whereas overbaking can lead to a dry cookie. You want to remove them from the oven when the edges are set but still soft in the middle, allowing them to firm up as they cool.

For an even more luxurious mouthfeel, consider adding a pinch of sea salt on top before baking. This contrast enhances the chocolate flavor and adds a sophisticated touch to your homemade cookies. Not only does it enhance the sweetness, but it also complements the richness of the chocolate chunks, ensuring every bite is indulgent.

Storing and Serving Suggestions

These Brownie Mix Chocolate Chunk Cookies can be stored in an airtight container at room temperature for up to a week. For longer storage, they freeze exceptionally well. Just layer the cookies in a freezer-safe container with parchment paper between them and seal tightly. They can last up to three months in the freezer. When ready to enjoy, simply let them thaw at room temperature for 30 minutes.

To elevate your cookie experience, consider pairing them with a scoop of vanilla ice cream for a delicious dessert. These cookies also make a great base for ice cream sandwiches. Just be sure to let the cookies cool completely before adding the ice cream to avoid melting and making a mess!

Ingredients

For the Cookies

1 box brownie mix (9x13 inch)
1/2 cup all-purpose flour
1/3 cup vegetable oil
2 large eggs
1 cup chocolate chunks

Add more chocolate chunks if desired!

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 and flour. Add the vegetable oil and eggs, mixing until well combined. Fold in the chocolate chunks.

Scoop and Bake

Using a cookie scoop or tablespoon, drop dough onto the prepared baking sheet, spacing them about 2 inches apart. Bake for 10-12 minutes, or until the edges are set.

Cool and Enjoy

Remove the cookies from the oven and let them cool on the baking sheet for a few minutes before transferring to a wire rack to cool completely.

Enjoy these warm or store them in an airtight container for a delightful treat later!

Pro Tips

For a fun twist, try adding nuts or different types of chocolate chips to the dough.

Common Troubleshooting Tips

If your cookies spread too much during baking, it might be due to too warm of a dough. Make sure to chill the dough for about 15-20 minutes before scooping it onto the baking sheet. This helps maintain their shape as they bake and results in thicker cookies.

Conversely, if your cookies come out too dry, it may be due to too much flour. Be mindful when measuring — spoon the flour into your measuring cup instead of scooping directly with the cup to avoid packing it down. Using the method of fluffing the flour first also yields the correct amount.

Flavor Variations

For a unique twist on these cookies, try incorporating different types of chocolate chunks or chips. White chocolate or dark chocolate can add an entirely new dimension to the flavor profile. You could also include nuts, like walnuts or pecans, to enhance the texture and add a crunchy contrast to the chewy cookie.

Another fun variation is to add a teaspoon of peppermint extract for a festive touch. These minty cookies are perfect for the holiday season, providing a refreshing bite that really stands out. Alternatively, for a bit of heat, a sprinkle of cayenne pepper can transform your cookies into a daring treat.

Scaling the Recipe

Should you wish to make a larger batch for a party or gathering, scaling this recipe is simple. Just double the quantities, and bake the cookies in batches to avoid overcrowding the baking sheet, which might affect the baking time. Additionally, ensure your mixing bowl is large enough to accommodate the increased amounts without spilling.

For smaller gatherings, you can halve the recipe easily. However, keep in mind that the baking time may reduce by a minute or two. Always check the cookies when they look set at the edges, as smaller cookies can bake faster than you’d expect!

Questions About Recipes

→ Can I use a different flavor of brownie mix?

Absolutely! Feel free to experiment with your favorite flavors such as caramel or cookies & cream.

→ How should I store these cookies?

Store them in an airtight container at room temperature for up to a week.

→ Can I freeze the cookie dough?

Yes, you can freeze the dough for up to three months. Just scoop it onto the baking sheet and freeze until firm before transferring to a freezer bag.

→ Why are my cookies spreading too much?

Make sure to chill the dough for 30 minutes before baking to help them hold their shape.