These Decadent Chocolate Brownie Mix Cookies are the perfect fusion of rich brownie flavor and the satisfying texture of a cookie. Made with a brownie mix base, these cookies come together effortlessly and bake into thick, fudgy, chocolate-packed treats with a crackly top and gooey center. A few simple add-ins take them from basic to bakery-worthy.
Why You’ll Love This Recipe
This recipe is ideal for anyone who loves the deep, chocolatey flavor of brownies but craves the handheld convenience of cookies. It’s also a great shortcut for when you’re short on time but want something indulgent and homemade. With minimal ingredients and prep time, you get maximum flavor and texture with little effort.
Ingredients
(Tip: You can find the complete list of ingredients and their measurements in the recipe card below.)
- 1 box of brownie mix (18–19 oz)
- 1/4 cup all-purpose flour
- 1/4 cup vegetable oil
- 2 large eggs
- 1 cup chocolate chips or chunks (semi-sweet or dark)
- 1/2 cup chopped nuts (optional)
- Flaky sea salt for topping (optional)
Directions
- Preheat your oven to 350°F (175°C) and line a baking sheet with parchment paper.
- In a large bowl, combine the brownie mix and flour.
- Add in the eggs and oil. Stir until a thick dough forms.
- Fold in chocolate chips and chopped nuts if using.
- Scoop tablespoon-sized portions of dough onto the baking sheet, spacing them 2 inches apart.
- Optionally sprinkle the tops with flaky sea salt.
- Bake for 10–12 minutes, or until the edges are set and the centers are still soft.
- Let the cookies cool on the baking sheet for 5 minutes before transferring to a wire rack.
Servings and Timing
Servings: Makes approximately 20 cookies
Prep Time: 10 minutes
Cook Time: 10–12 minutes
Total Time: 20–25 minutes
Variations
- Double Chocolate: Add white chocolate chips for extra contrast and richness.
- Peanut Butter Swirl: Drop small dollops of peanut butter on top before baking and swirl gently.
- Mint Chocolate: Add a few drops of peppermint extract and substitute some of the chips with mint chips.
- Spicy Kick: Mix in a pinch of cayenne or cinnamon for a Mexican chocolate twist.
Storage/Reheating
Store the cookies in an airtight container at room temperature for up to 5 days. For longer storage, freeze them in a single layer in a freezer-safe container for up to 3 months. To reheat, warm a cookie in the microwave for 10–15 seconds to restore its soft, gooey center.
FAQs
How do I know when the cookies are done baking?
The cookies should have firm edges with slightly soft centers. They will continue to firm up as they cool.
Can I use a gluten-free brownie mix?
Yes, a gluten-free brownie mix can be used. Ensure all other ingredients are also gluten-free.
Why are my cookies flat?
Flat cookies can result from overmixing or using a mix that is too thin. Adding a bit of extra flour can help maintain thickness.
Can I make the dough ahead of time?
Yes, the dough can be made ahead and stored in the refrigerator for up to 24 hours. Let it sit at room temperature for 10–15 minutes before scooping and baking.
What’s the best way to freeze these cookies?
Place cooled cookies in a single layer on a baking sheet to freeze. Once solid, transfer to a freezer-safe bag or container.
Do I need to chill the dough?
Chilling isn’t necessary, but if your dough is too sticky, a short chill (15–30 minutes) can help make it easier to handle.
Can I use butter instead of oil?
Yes, melted butter can be used in place of oil for a richer flavor and slightly different texture.
What type of brownie mix works best?
A standard boxed brownie mix labeled “fudgy” or “chewy” works best. Avoid ones with add-ins or toppings.
Can I add other mix-ins?
Absolutely. Try crushed pretzels, toffee bits, or dried fruit for added texture and flavor.
Why are my cookies dry?
Overbaking is the most common cause. Be sure to remove the cookies from the oven while the centers are still soft.
Conclusion
Decadent Chocolate Brownie Mix Cookies are a fantastic treat for any chocolate lover. With minimal prep and pantry-friendly ingredients, you can enjoy rich, chewy, and satisfying cookies in under 30 minutes. Whether for a quick dessert or a crowd-pleasing party snack, these cookies are always a hit.

- Prep Time: 10 mins
- Cook Time: 12 mins
- Total Time: 22 mins
- Yield: 20 cookies
- Category: Dessert
- Method: Baking
Description
Indulge in rich, chewy Decadent Chocolate Brownie Mix Cookies made effortlessly with brownie mix! These cookies are packed with gooey chocolate and nutty goodness — a dream treat for brownie and cookie lovers alike.
Ingredients
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1 box brownie mix
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2 eggs
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1/4 cup vegetable oil
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1/2 cup chocolate chips
-
1/4 cup chopped nuts (optional)
-
Sea salt for topping (optional)
Instructions
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Preheat oven to 350°F (175°C).
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In a bowl, combine brownie mix, eggs, and oil until well mixed.
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Fold in chocolate chips and nuts.
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Scoop dough onto a lined baking sheet.
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Bake for 10-12 minutes until edges are set.
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Cool and sprinkle with sea salt if desired.
Notes
Let cookies cool before removing to prevent breaking. Great for freezing!
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