If you’re looking for a Halloween treat that’s easy, festive, and delicious, these Frankenstein Rice Krispie Treats are just the thing.

They start with the classic gooey marshmallow and crispy rice cereal base you already love, then get transformed into spooky little monsters with green frosting, candy eyes, and black hair sprinkles. The decorating is simple enough for kids to join in, making this recipe a fun activity as well as a tasty dessert. You can even set out bowls of decorations and let everyone create their own Frankenstein face for extra Halloween fun.

These treats are quick to prepare, no-bake, and guaranteed to bring smiles to your spooky celebration. Perfect for parties, school events, or just a playful October snack.

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Equipment You Will Need

Measuring cups and spoons
9×13 Baking dish
Large pot
Spoon or spatula
Knife
Piping bag

Farberware Nonstick Bakeware Baking Pan / Nonstick Cake Pan, Rectangle - 9 Inch x 13 Inch, Gray

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8 Quart Nonstick Stock Pot with Lid, BEZIA Ceramic Soup Pot with Lid, Induction Ready, Large Cooking Pot with Silicone Handle, Compatible with All Cooktops, Dishwasher Safe

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Riccle Disposable Piping Bags 12 Inch - 100 Anti Burst Pastry Bags - Icing Piping Bags for Frosting - Ideal for Cakes and Cookies Decoration

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Frankenstein Rice Krispie Treats Recipe

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Print Recipe

These Frankenstein Rice Krispie Treats are a fun and spooky twist on the classic marshmallow treat. Decorated with green frosting, candy eyes, and black hair sprinkles, they’re perfect for Halloween parties and kid-friendly celebrations.

Total Time: 1 hour
Yield: 12 1x

Ingredients

Scale

6 cups rice krispie cereal

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

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Instructions

Grease a 9×13 baking dish.
Over medium heat, melt the butter in a large pot.
Add the marshmallows to the pot and stir until melted.
Add in the rice krispie cereal and stir until the cereal is fully mixed with the marshmallows.
Transfer the rice krispie mixture into the 9×13 dish and press down until the top is flat.
Allow the rice krispie treats to set for 30 minutes.
Remove the rice krispie treats from the baking dish and cut into rectangles.
Melt the green and black candy melts according to the package.
Dip the top of each rice krispie treat into the green candy melts and into the black sprinkles.
Add two candy eyeballs.
Pour the black candy melts into a piping bag and pipe fake stitches onto the rice krispie treats.
Allow to set fully before transferring.

Author: Little Party Pixie
Prep Time: 20 minutes
Setting Time: 30 minutes
Cook Time: 10 minutes
Category: Sweet Treats

Step-By-Step Process

Ingredients and process image for making Frankenstein Rice Krispies - melting butter in a large pot — *Gather your ingredients. Melt butter in a large pot over medium heat.*

Process image for making Frankenstein Rice Krispies - adding marshmallows and rice krispie cereal to the pot until fully mixed — *Add in the marshmallows and rice krispie cereals until fully mixed.*

Process image for making Frankenstein Rice Krispies - transferred rice krispie mixture to baking dish, allowed to set then cut into rectangles — *Transfer rice krispie mixture to baking dish, allow to set then cut into rectangles.*

Process image for making Frankenstein Rice Krispies - dipping rice krispie treats to melted green candy melts then to the black sprinkles — *Dip rice krispie treats into the melted green candy melts then into the black sprinkles.*

Process image for making Frankenstein Rice Krispies - adding two candy eyeballs and piped fake mouth stitches — *Add two candy eyeballs and pipe fake mouth stitches.*
*Serve and enjoy!*

Frankenstein Rice Krispie Treats are perfect for Halloween parties, school bake sales, or family nights where you want a mix of fun and flavor. Their playful design, combined with that classic Rice Krispie taste, makes them a guaranteed hit with kids and adults alike.

Since they’re easy to decorate and serve, they’re an ideal choice when you want something festive without the fuss. For more creative and simple Halloween treats, browse through my other party food recipes.

If you loved this recipe, check out Graveyard Dirt Cake Cups and Oreo Truffle Spiders for more spooky and fun Halloween desserts.

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