Transform your leftover Halloween candy into decadent brownies that are fudgy, chocolaty, and full of candy pieces in every bite. This easy recipe is perfect for using up candy while creating a crowd-pleasing dessert.

Fudgy brownies loaded with chopped leftover Halloween candy, served on a plate
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Got a stash of leftover Halloween candy staring at you? Don’t let it go to waste, turn it into a batch of rich, fudgy brownies instead!

These Easy Leftover Halloween Candy Brownies mix all your favorite candy pieces right into the batter, creating a gooey, chocolate-packed treat with every bite.

Perfect for using up those candy wrappers, sharing with friends, or sneaking a few squares when no one’s looking, this recipe is simple, fun, and ridiculously delicious.

Fudgy brownies loaded with chopped leftover Halloween candy on a plate

Why You Will Love This Recipe!

  • Use Up Leftover Candy: Perfect way to clear out that post-Halloween stash.
  • Fudgy & Decadent: Rich chocolate brownies with gooey texture in every bite.
  • Candy-Packed Fun: Each bite bursts with colorful candy pieces.
  • Quick & Easy: Minimal prep, no complicated steps, just mix and bake.
  • Crowd-Pleaser: Ideal for parties, school events, or sneaky midnight snacks.

Ingredients Needed

Ingredients needed for Easy Leftover Halloween Candy Brownies on kitchen table.
  • Brownie Mix: Use your favorite brownie mix or homemade brownie mix.
  • Eggs: Bind the ingredients together for a moist, dense texture.
  • Vegetable Oil: Keeps the brownies moist longer than butter would.
  • Your Favorite Candy: The star ingredient that turns ordinary brownies into a fun, customizable treat.

How To Make Easy Leftover Halloween Candy Brownies

Mixing boxed brownie ingredients in a large bowl

Step One: Preheat your oven according to the brownie mix instructions. Grease a 9×13-inch baking pan or line it with parchment paper.

Step Two: Follow the instructions on the box to mix your brownie batter.

Folding chopped Halloween candy into brownie batter

Step Three: Fold in the chopped Halloween candy, leaving a few pieces to sprinkle on top.

Brownie batter in pan baking in the oven, getting golden and fudgy

Step Four: Pour the batter into the prepared pan and spread evenly. Bake according to the box instructions, usually 25–30 minutes, until a toothpick comes out mostly clean with a few moist crumbs.

Step Five: Let the brownies cool completely in the pan before cutting. Enjoy your fudgy, candy-stuffed treats!

Fudgy brownies loaded with chopped leftover Halloween candy on a plate, ready to serve

Easy Leftover Halloween Candy Brownies Recipe Tips

  • Chop Candy Evenly: Cut candy into similar-sized pieces to ensure every bite has a good mix of chocolate and candy.
  • Reserve Some Candy for Topping: Sprinkle a few pieces on top before baking for a fun, colorful presentation.
  • Don’t Overmix: When folding candy into the batter, mix gently to avoid deflating the brownies.
  • Check for Doneness: Insert a toothpick in the center; it should come out with a few moist crumbs, not completely wet.
  • Customize Your Mix-Ins: Swap in nuts, mini chocolate chips, or caramel bits for extra texture and flavor.

Storing Instructions

  • Room Temperature: Let brownies cool completely, then store in an airtight container for up to 4 days.
  • Refrigeration: Store in the fridge for up to a week; let them come to room temperature before serving for the best texture.
  • Freezing: Wrap brownies tightly in plastic wrap or foil and freeze for up to 3 months. Thaw at room temperature before cutting.
Fudgy brownies filled with chopped leftover Halloween candy, served on a plate

Other Cooking Methods

  • Microwave Mug Brownie: Mix brownie batter with chopped candy in a microwave-safe mug. Microwave for 1–2 minutes until cooked but still fudgy. Perfect for a single serving.
  • Air Fryer Brownies: Pour batter into a small, greased oven-safe dish that fits your air fryer. Cook at 320°F (160°C) for 15–20 minutes, checking for doneness with a toothpick.
  • Mini Brownie Bites: Use a mini muffin tin for candy-studded brownie bites. Bake at the same temperature as regular brownies but reduce baking time to 15–18 minutes.

Easy Leftover Halloween Candy Brownies Recipe Faqs

Can I use any type of leftover candy? Yes! Chocolate bars, candy corn, peanut butter cups, or mini chocolate candies all work well. Avoid very hard candies—they won’t melt nicely.

Can I make these brownies gluten-free? Absolutely. Use a gluten-free brownie mix or homemade gluten-free batter. Most candy pieces are naturally gluten-free, but check labels to be sure.

How do I keep brownies fudgy? Don’t overbake. Pull them out when a toothpick comes out with a few moist crumbs. Cool completely before slicing.

Can I make these ahead of time? Yes, you can prep the batter in advance and bake when ready. Fully baked brownies can also be stored in an airtight container at room temperature for up to 4 days or frozen for 3 months.

Can I add nuts or other mix-ins? Yes! Chopped nuts, mini chocolate chips, or caramel bits work great for extra texture and flavor.

Fudgy brownies packed with chopped leftover Halloween candy, served on a plate

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Leftover Halloween Candy Brownies

Easy Leftover Halloween Candy Brownies

5 from 1 vote
Prep Time: 5 minutes
Cook Time: 30 minutes
Total Time: 35 minutes
Servings: 16 Servings

Description

Fudgy, chocolatey brownies loaded with leftover Halloween candy. Quick, easy, and perfect for using up candy in a delicious treat!
YouTube video

Ingredients 

  • 1 box brownie mix, plus ingredients to prepare
  • 1/2 cup M&Ms
  • 10 to 12 fun size candy bars, roughly chopped

Instructions

  • Preheat your oven according to the 1 box brownie mix instructions. Grease a 9×13-inch baking pan or line it with parchment paper.
  • Follow the instructions on the box to mix your brownie batter.
  • Fold in the chopped 10 to 12 fun size candy bars and 1/2 cup M&Ms, leaving a few pieces to sprinkle on top.
  • Pour the batter into the prepared pan and spread evenly. Bake according to the box instructions, usually 25–30 minutes, until a toothpick comes out mostly clean with a few moist crumbs.
  • Let the brownies cool completely in the pan before cutting. Enjoy your fudgy, candy-stuffed treats!

Equipment

  • Baking Pan
  • Cooking Spray

Nutrition

Serving: 1ServingCalories: 278kcalCarbohydrates: 37gProtein: 3gFat: 13gSaturated Fat: 6gPolyunsaturated Fat: 0.5gMonounsaturated Fat: 4gTrans Fat: 0.02gCholesterol: 2mgSodium: 101mgPotassium: 125mgFiber: 2gSugar: 24gVitamin A: 21IUVitamin C: 0.04mgCalcium: 20mgIron: 3mg

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