Monster Cookie Fudgy Brownies combine rich, fudgy brownies with a delightful monster cookie topping that takes dessert to the next level. Imagine sinking your teeth into a soft brownie base, perfectly complemented by a layer of chewy cookie goodness topped with colorful M&M’s and chocolate chips. This recipe is not just a treat but an experience that brings joy with every bite. If you’re looking for a dessert that will wow your family and friends, these brownies are the answer!
Why You’ll Love This Monster Cookie Fudgy Brownies
There are countless reasons to fall in love with these Monster Cookie Brownies. First, they perfectly blend the texture of brownies and cookies, giving you the best of both worlds. Second, they are loaded with chocolate chips and M&M’s, ensuring every bite is a celebration of flavor. Third, these brownies are quick and easy to make, taking just 45 minutes from start to finish. Fourth, they are a crowd-pleaser — perfect for parties or family gatherings. Fifth, they are customizable; you can swap out the M&M’s for your favorite candy or even nuts. Lastly, they fit into a vegetarian diet, making them great for everyone to enjoy!
Ingredients for Monster Cookie Fudgy Brownies
Gather these items:
- 1/2 cup unsalted butter (1 stick)
- 1 cup granulated sugar
- 2 large eggs
- 1 teaspoon vanilla extract
- 1/3 cup unsweetened cocoa powder
- 1/2 cup all-purpose flour
- 1/4 teaspoon salt
- 1/4 teaspoon baking powder
- 1/2 cup chocolate chips (semi-sweet or milk chocolate)
- 1/2 cup creamy peanut butter
- 1/2 cup brown sugar (packed)
- 1/2 cup granulated sugar
- 1 large egg
- 1 teaspoon vanilla extract
- 1 cup rolled oats
- 1/2 cup chocolate chips (mini or regular)
- 1/2 cup M&M’s (or similar candy)
How to Make Monster Cookie Fudgy Brownies Step-by-Step
- Step 1: Preheat your oven to 350°F (175°C). Grease or line an 8×8-inch baking pan with parchment paper.
- Step 2: In a medium saucepan, melt the butter over low heat. Remove from heat and stir in the granulated sugar, eggs, and vanilla extract until well combined.
- Step 3: Stir in the cocoa powder, flour, salt, and baking powder until just combined. Fold in the chocolate chips.
- Step 4: Pour the brownie batter into the prepared baking pan and spread it evenly.
- Step 5: In a separate bowl, mix together the peanut butter, brown sugar, and granulated sugar until smooth. Add the egg and vanilla extract, mixing until combined.
- Step 6: Stir in the rolled oats, chocolate chips, and M&M’s until evenly distributed.
- Step 7: Spoon the monster cookie mixture over the brownie batter in the baking pan. Use a spatula to spread it evenly over the top.
- Step 8: If desired, gently swirl the monster cookie topping into the brownie batter for a marbled effect.
- Step 9: Bake in the preheated oven for 30-35 minutes, or until a toothpick inserted in the center comes out with a few moist crumbs (not wet batter).
- Step 10: Allow the brownies to cool in the pan on a wire rack before cutting into squares.
- Step 11: Serve the Monster Cookie Fudgy Brownies warm or at room temperature. They can be stored in an airtight container for up to 3 days.
Pro Tips for the Perfect Monster Cookie Fudgy Brownies
Keep these in mind:
- Store leftovers in an airtight container to maintain freshness.
- Experiment with different types of candy for variety; try using white chocolate chips or nuts for an added crunch.
Best Ways to Serve Monster Cookie Fudgy Brownies
These Fudgy Monster Brownies are best served warm with a scoop of vanilla ice cream on top. You can also pair them with fresh berries for a refreshing contrast. For an ultimate indulgence, drizzle some chocolate sauce over them!
How to Store and Reheat Monster Cookie Fudgy Brownies
To store your brownies, place them in an airtight container at room temperature. They will stay fresh for up to 3 days. If you’d like to enjoy them warm later, simply reheat them in the microwave for a few seconds until warmed through.
Frequently Asked Questions About Monster Cookie Fudgy Brownies
What’s the secret to perfect Monster Cookie Fudgy Brownies?
The secret lies in not overmixing the brownie batter and ensuring that you use high-quality chocolate chips. This will give your brownies with monster cookies the best texture and flavor.
Can I make Monster Cookie Fudgy Brownies ahead of time?
Yes, you can make these brownies ahead of time and store them in an airtight container. They can last for up to 3 days at room temperature, making them perfect for meal prep or gatherings.
How do I avoid common mistakes with Monster Cookie Fudgy Brownies?
To avoid common mistakes, ensure your oven is preheated and check for doneness a few minutes before the recommended time. You want the brownies to be set but still fudgy in the center.
Variations of Monster Cookie Fudgy Brownies You Can Try
Here are a few variations you can try:
- Replace the chocolate chips with white chocolate for a different flavor.
- Add crushed nuts for a crunchy texture.
- Try using different types of candy like Reese’s Pieces for a fun twist.
- Layer with cookie dough for a layered monster cookie brownies experience.

For more delicious recipes, check out our latest recipes or try making Cranberry Orange Pancakes for a delightful breakfast. If you’re looking for a savory option, consider Korean BBQ Meatballs for dinner!
For more information on the benefits of baking with high-quality chocolate, you can visit Cooking Light.
Print
Delicious Monster Cookie Fudgy Brownies Recipe
- Total Time: 45 minutes
- Yield: 16 squares 1x
- Diet: Vegetarian
Description
Monster Cookie Fudgy Brownies combine rich brownies with a delicious monster cookie topping.
Ingredients
- 1/2 cup unsalted butter (1 stick)
- 1 cup granulated sugar
- 2 large eggs
- 1 teaspoon vanilla extract
- 1/3 cup unsweetened cocoa powder
- 1/2 cup all-purpose flour
- 1/4 teaspoon salt
- 1/4 teaspoon baking powder
- 1/2 cup chocolate chips (semi-sweet or milk chocolate)
- 1/2 cup creamy peanut butter
- 1/2 cup brown sugar (packed)
- 1/2 cup granulated sugar
- 1 large egg
- 1 teaspoon vanilla extract
- 1 cup rolled oats
- 1/2 cup chocolate chips (mini or regular)
- 1/2 cup M&M’s (or similar candy)
Instructions
- Preheat your oven to 350°F (175°C). Grease or line an 8×8-inch baking pan with parchment paper.
- In a medium saucepan, melt the butter over low heat. Remove from heat and stir in the granulated sugar, eggs, and vanilla extract until well combined.
- Stir in the cocoa powder, flour, salt, and baking powder until just combined. Fold in the chocolate chips.
- Pour the brownie batter into the prepared baking pan and spread it evenly.
- In a separate bowl, mix together the peanut butter, brown sugar, and granulated sugar until smooth. Add the egg and vanilla extract, mixing until combined.
- Stir in the rolled oats, chocolate chips, and M&M’s until evenly distributed.
- Spoon the monster cookie mixture over the brownie batter in the baking pan. Use a spatula to spread it evenly over the top.
- If desired, gently swirl the monster cookie topping into the brownie batter for a marbled effect.
- Bake in the preheated oven for 30-35 minutes, or until a toothpick inserted in the center comes out with a few moist crumbs (not wet batter).
- Allow the brownies to cool in the pan on a wire rack before cutting into squares.
- Serve the Monster Cookie Fudgy Brownies warm or at room temperature. They can be stored in an airtight container for up to 3 days.
Notes
- Store leftovers in an airtight container.
- Use different types of candy for variety.
- Prep Time: 15 minutes
- Cook Time: 30-35 minutes
- Category: Dessert
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 square
- Calories: 250
- Sugar: 20g
- Sodium: 150mg
- Fat: 12g
- Saturated Fat: 7g
- Unsaturated Fat: 4g
- Trans Fat: 0g
- Carbohydrates: 34g
- Fiber: 2g
- Protein: 4g
- Cholesterol: 50mg
Keywords: Monster Cookie Fudgy Brownies, brownies, dessert, cookies









