Brownie Mix Fudge Swirl Cookies

Highlighted under: Cakes, Pies & More

I absolutely love these Brownie Mix Fudge Swirl Cookies! They combine the rich flavor of brownie mix with the delightful texture of cookie dough, creating a sweet treat that's irresistible. With minimal effort, I whip these up anytime I crave something chocolaty and decadent. The fudge swirls provide an extra layer of gooey goodness, making each bite a delicious experience. Whether I’m sharing them at a gathering or just snacking at home, they never fail to impress and satisfy my chocolate cravings.

Paige Sullivan

Created by

Paige Sullivan

Last updated on 2026-02-23T19:57:38.177Z

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When I first made these cookies, I was amazed by how simple they were while still being incredibly rich in flavor. Using brownie mix as a base not only saves time but also gives the cookies a dense and chewy texture that I adore. The trick is to create a mixture that swirls beautifully, which I accomplish by not over-mixing the fudgy batter.

Each time I bake these, I experiment with different add-ins like nuts or chocolate chips, tailoring them to what I have on hand or what I’m craving that day. I’ve even drizzled some caramel on top for an extra indulgent treat!

Why You Will Love This Recipe

  • Decadent chocolate flavor made easy with brownie mix
  • Chewy texture perfectly balanced with gooey fudge swirls
  • Family-friendly dessert that’s a hit with kids and adults alike

Choosing the Right Brownie Mix

Selecting the right brownie mix can greatly influence the flavor and texture of your Brownie Mix Fudge Swirl Cookies. Look for a high-quality mix that emphasizes rich cocoa and a fudgy texture. A mix with chocolate chunks or higher cocoa content will add more depth to your cookies. If you're feeling adventurous, consider trying a flavored brownie mix, such as salted caramel or espresso, to introduce an exciting twist to your cookies.

It's important to pay attention to the ingredients in the brownie mix as well. Avoid mixes with artificial flavors or overly processed additives as they can impact the final texture of the cookies. I prefer a mix that contains simple ingredients—cocoa powder, sugar, and flour are key components that help create those chewy, gooey cookie swirls.

Perfecting the Swirl Technique

The swirling of fudge sauce into the cookie dough is a crucial step in achieving that marbled effect. To ensure an even distribution, drop the fudge sauce in spoonfuls and use a butter knife to carefully swirl it into the dough. Be cautious not to overmix; the goal is to create beautiful streaks of fudge without completely blending it in. This method preserves that gooey fudge center that complements the chewy brownie-like texture.

For a visually appealing finish, consider the timing of your swirl. Swirl right before baking so that the edges of the fudge begin to set while the centers remain luscious. This results in a delightful contrast between the firm outer layer and the soft gooey middle, making each bite an indulgent experience.

Storage and Serving Suggestions

Once your cookies are baked and cooled, proper storage is key to maintaining their chewy texture. Place them in an airtight container at room temperature, where they will stay fresh for up to a week. To prolong their freshness even longer, consider refrigerating them, where they can last up to two weeks. Just remember to bring them back to room temperature before serving for the best flavor and texture.

When it comes to serving these cookies, I love to pair them with a scoop of vanilla ice cream. The cold ice cream complements the rich chocolate flavors perfectly. For an extra touch, drizzle additional fudge sauce over the top before serving. If you’re hosting a gathering, these cookies can also be cut into squares and plated as mini desserts for guests to enjoy.

Ingredients

Gather these simple ingredients to make your delicious cookies!

For the Cookies

  • 1 box brownie mix
  • 1/4 cup vegetable oil
  • 2 large eggs
  • 1/2 cup all-purpose flour
  • 1/2 cup chocolate chips
  • 1/2 cup fudge sauce

These ingredients combine to create a wonderfully chocolaty cookie experience!

Instructions

Follow these simple steps to make your fudge swirl cookies.

Preheat the Oven

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

Mix the Cookie Batter

In a large bowl, combine the brownie mix, vegetable oil, and eggs. Stir until smooth. Gradually add in the flour and chocolate chips until just combined.

Add Fudge

Drop spoonfuls of fudge sauce into the cookie dough and gently swirl it in with a knife for that marbled effect.

Scoop onto Baking Sheet

Use a cookie scoop to drop rounded tablespoons of dough onto the prepared baking sheet, leaving some space between each cookie.

Bake and Cool

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

Let your cookies cool completely before enjoying to allow the flavors to meld!

Pro Tips

  • For a crunchy texture, try adding nuts like walnuts or pecans to the batter. Adjust the amount of fudge swirls based on your preference for gooeyness!

Troubleshooting Common Issues

If your cookies turn out too cakey, it may be due to overmixing the dough once the flour is added. To achieve that delicious, chewy texture, mix until just combined to preserve the moisture. Lowering the baking time slightly can also help maintain the gooey center. Keep an eye on the cookies as they bake, and use a toothpick to test doneness; it should come out with a few moist crumbs.

On occasion, the fudge swirls might not be as pronounced as you’d like them to be. A simple fix is to slightly warm the fudge sauce before adding it to the dough, making it easier to swirl without fully incorporating it. If your fudge sauce becomes too thick, a quick microwave for a few seconds can help restore its pourable consistency.

Variations to Try

These Brownie Mix Fudge Swirl Cookies are great on their own, but feel free to play around with added flavors. You can mix in chopped nuts, like walnuts or pecans, for some crunch. Alternatively, consider adding a pinch of sea salt on top after baking to enhance the chocolate flavors even more. A sprinkle of flaky sea salt can elevate these cookies to another level of decadence.

If you're up for a fun twist, try incorporating different types of fudge sauce or even flavored chocolate chips—dark chocolate, peanut butter chips, or even mint-flavored ones can add unique flavors. Play with the ingredients based on your preference or what you have on hand, and you’ll find your ideal cookie combination!

Questions About Recipes

→ Can I use a different type of brownie mix?

Absolutely! Feel free to experiment with any flavor of brownie mix you prefer.

→ How do I store the cookies?

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

→ Can I make these gluten-free?

Yes, just use a gluten-free brownie mix and ensure that all other ingredients are gluten-free.

→ What can I add to customize them?

You can add nuts, white chocolate chips, or even dried fruit to the cookie dough for a twist!

Brownie Mix Fudge Swirl Cookies

I absolutely love these Brownie Mix Fudge Swirl Cookies! They combine the rich flavor of brownie mix with the delightful texture of cookie dough, creating a sweet treat that's irresistible. With minimal effort, I whip these up anytime I crave something chocolaty and decadent. The fudge swirls provide an extra layer of gooey goodness, making each bite a delicious experience. Whether I’m sharing them at a gathering or just snacking at home, they never fail to impress and satisfy my chocolate cravings.

Prep Time15 minutes
Cooking Duration10 minutes
Overall Time25 minutes

Created by: Paige Sullivan

Recipe Type: Cakes, Pies & More

Skill Level: Beginner

Final Quantity: 24 cookies

What You'll Need

For the Cookies

  1. 1 box brownie mix
  2. 1/4 cup vegetable oil
  3. 2 large eggs
  4. 1/2 cup all-purpose flour
  5. 1/2 cup chocolate chips
  6. 1/2 cup fudge sauce

How-To Steps

Step 01

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

Step 02

In a large bowl, combine the brownie mix, vegetable oil, and eggs. Stir until smooth. Gradually add in the flour and chocolate chips until just combined.

Step 03

Drop spoonfuls of fudge sauce into the cookie dough and gently swirl it in with a knife for that marbled effect.

Step 04

Use a cookie scoop to drop rounded tablespoons of dough onto the prepared baking sheet, leaving some space between each cookie.

Step 05

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

Extra Tips

  1. For a crunchy texture, try adding nuts like walnuts or pecans to the batter. Adjust the amount of fudge swirls based on your preference for gooeyness!

Nutritional Breakdown (Per Serving)

  • Calories: 180 kcal
  • Total Fat: 9g
  • Saturated Fat: 5g
  • Cholesterol: 28mg
  • Sodium: 85mg
  • Total Carbohydrates: 24g
  • Dietary Fiber: 1g
  • Sugars: 18g
  • Protein: 2g