Every October, my kitchen turns into a bit of a mad scientist's lab, and these Frankenstein Halloween Rice Krispie Treats are one of my favorite experiments. They're crunchy, gooey, and just the right amount of spooky. Plus, they come together quickly, which is essential when you're juggling costumes, candy, and chaos.
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The best part? No baking required. Just a few ingredients, some melted candy, and a little decorating magic. They're perfect for school parties or a last-minute Halloween movie night snack.
Why You'll Love This Recipe
- No bake, easy to make, and kid friendly
- Uses pantry staples you probably already have
- Festive green and black look that stands out on the dessert table
- Ready in under an hour
- Fun for decorating with kids or friends
Ingredients
- 6 cups rice krispie cereal
- One 10 oz bag mini marshmallows
- 4 tablespoons unsalted butter
- 10 oz green candy melts
- 3 oz black candy melts
- Royal icing eyes
- Black jimmies sprinkles
Instructions
- Butter a 9 x 13 inch casserole dish and set aside.
- In a large pot over low medium heat, melt the butter.
- Add the marshmallows and stir until smooth and fully melted.
- Pour in the rice krispie cereal and stir with a spatula until everything is evenly coated.
- Spoon the mixture into the prepared casserole dish, pressing it down evenly until the top is flat.
- Let the mixture set for 30 minutes.
- Remove the cooled rice krispie slab from the dish and cut into rectangles of various sizes.
- Set a heatproof bowl over a small pot of simmering water and add the green candy melts. Stir until smooth. If too thick, add 1 teaspoon of vegetable shortening to thin it.
- Dip the top of each rice krispie bar into the green candy melts, then into black jimmies sprinkles.
- Press two royal icing eyes into each green section.
- Melt the black candy melts in the microwave using 10 to 15 second bursts, stirring between each.
- Transfer the melted black candy to a piping bag and pipe small stitches across each treat for that Frankenstein look.
- Allow to set completely before serving or packaging.
Notes & Variations
- For nut free options, always double check the candy melt and sprinkle labels.
- You can substitute white chocolate with green food coloring if candy melts aren't available.
- Store the treats in an airtight container for up to 3 days.
- If you're hosting a kids' party, let them pipe their own stitches for extra fun.
FAQs
Yes, you can make them one day in advance and store them in an airtight container at room temperature.
Use white chocolate chips and tint them with green food coloring.
Lightly butter your hands or spatula before pressing the rice krispie mixture into the pan.
It's best to make them fresh, but you can freeze uncoated bars and decorate after thawing.
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Print📖 Recipe
Frankenstein Halloween Rice Krispie Treats
- Prep Time: 15 minutes
- Cook Time: 10 minutes
- Total Time: 25 minutes
- Yield: 12 to 16 bars 1x
- Category: Dessert
- Method: No-Bake
- Cuisine: American
Description
These Frankenstein Halloween Rice Krispie Treats are fun, spooky, and surprisingly simple. Made with marshmallows, crispy cereal, and green candy melts, they're the perfect no-bake Halloween dessert that kids and adults will love.
Ingredients
- 6 cups rice krispie cereal
- One 10 oz bag mini marshmallows
- 4 tablespoons unsalted butter
- 10 oz green candy melts
- 3 oz black candy melts
- Royal icing eyes
- Black jimmies sprinkles
Instructions
- Butter a 9 x 13 inch casserole dish and set aside.
- In a large pot over low medium heat, melt the butter.
- Add the marshmallows and stir until smooth and melted.
- Pour in the rice krispie cereal and stir with a spatula until evenly coated.
- Spoon the mixture into the prepared casserole dish, pressing until flat.
- Let set for 30 minutes, then cut into rectangles.
- Melt the green candy melts in a bowl over simmering water, stirring until smooth. Add a teaspoon of vegetable shortening if too thick.
- Dip the top of each bar into the green candy, then into black jimmies sprinkles.
- Press two royal icing eyes into each treat.
- Melt the black candy melts in the microwave using short bursts, then pipe small stitches across each bar.
- Let set completely before serving or packaging.
Notes
- Substitute white chocolate tinted with green food coloring if candy melts aren't available.
- Store in an airtight container at room temperature for up to 3 days.
- For a party idea, let kids pipe their own stitches before serving.
Nutrition
- Serving Size: 1 bar
- Calories: 180
- Sugar: 15 g
- Sodium: 90 mg
- Fat: 7 g
- Saturated Fat: 4 g
- Unsaturated Fat: 2 g
- Trans Fat: 0 g
- Carbohydrates: 28 g
- Fiber: 0.5 g
- Protein: 1 g
- Cholesterol: 15 mg
Final Thoughts
These Frankenstein Halloween Rice Krispie Treats are playful, easy, and guaranteed to disappear faster than your Halloween candy stash. Every bite brings a mix of nostalgia and laughter, and kids love seeing their creations come to life. Perfect for parties, bake sales, or just a fun night in the kitchen.
Happy Halloween baking, friends.
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