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Colorful Halloween trash can cookies loaded with M&Ms candy eyes and chocolate chips on black plate

Spooky Halloween Trash Can Cookies: The Most Fun Way to Use Up All That Leftover Candy!


  • Author: Sophie
  • Total Time: 32 minutes
  • Yield: 24 large cookies 1x

Description

Transform leftover Halloween candy into amazing trash can cookies! Loaded with chocolate, pretzels, and candy, these spooky cookies are a fun recipe the whole family will love. Soft, chewy, and packed with sweet-salty flavor — so easy and fun to make!


Ingredients

Scale

For the Cookie Dough:

  • 2¼ cups all-purpose flour

  • 1 teaspoon baking soda

  • ½ teaspoon salt

  • 1 cup (2 sticks) unsalted butter, softened

  • ¾ cup granulated sugar

  • ¾ cup packed brown sugar

  • 2 large eggs, room temperature

  • 1 teaspoon vanilla extract

The “Trash” Mix-Ins (2–3 cups total):

  • 1 cup chopped Halloween candy (Snickers, Reese’s, Kit Kat, Twix, etc.)

  • ½ cup M&Ms (regular or peanut)

  • ½ cup crushed pretzels or potato chips

  • ½ cup chocolate chips (optional but recommended)

  • ¼ cup chopped nuts (optional)

  • Candy eyeballs for decoration (optional but fun!)


Instructions

Step 1: Prep Mix-Ins
Unwrap and chop all candy into bite-sized pieces. Crush pretzels or chips into small chunks. Mix everything in a medium bowl.

Step 2: Prepare Oven
Preheat to 375°F (190°C). Line two baking sheets with parchment paper or silicone mats.

Step 3: Mix Dry Ingredients
In a bowl, whisk flour, baking soda, and salt together.

Step 4: Cream Butter & Sugar
Beat softened butter with both sugars until light and fluffy (2–3 minutes).

Step 5: Add Eggs & Vanilla
Beat in eggs one at a time, then vanilla. Mix until combined.

Step 6: Combine Wet & Dry Mixtures
Slowly add dry ingredients into the butter mixture. Mix just until combined — do not overmix.

Step 7: Add the “Trash”
Fold in all your mix-ins until evenly distributed.

Step 8: Scoop & Decorate
Scoop large balls (2–3 tbsp each) onto sheets. Press candy eyeballs or extra M&Ms on top.

Step 9: Bake
Bake for 10–12 minutes until edges are golden but centers are slightly soft.

Step 10: Cool
Cool on baking sheet for 5 minutes before transferring to a rack.

Notes

💡 Pro Tips

  • Chill the dough for 30–60 mins for thicker cookies.

  • Balance your mix-ins: chocolate, caramel, and something salty.

  • Press a few extra candies on top right after baking for a bakery-style look.


🍬 Variations

  • Peanut Butter Trash Cookies: Add ½ cup peanut butter.

  • Monster Cookies: Add oats and peanut butter M&Ms.

  • S’mores Style: Add graham crackers and mini marshmallows.

  • Gluten-Free: Use 1:1 gluten-free flour blend.


🧊 Storage

  • Room temp: 5 days in airtight container.

  • Freezer: Up to 3 months (baked or dough balls).

  • Reheat: Microwave 10 seconds for gooey texture.

  • Prep Time: 20 minutes
  • Cook Time: 12 minutes
  • Category: Dessert, Cookies
  • Method: Baked
  • Cuisine: American Comfort Food

Nutrition

  • Serving Size: 245 per cookie
  • Calories: 245 per cookie
  • Sugar: 11g
  • Sodium: 6g
  • Fat: 30mg
  • Saturated Fat: 150mg
  • Unsaturated Fat: 35g
  • Trans Fat: 1g
  • Carbohydrates: 24g
  • Fiber: 1g
  • Protein: 3g

Keywords: halloween trash can cookies, leftover candy cookies, loaded cookies