Frankie’s Matcha Monster Crisps

Spooktacular Frankenstein Matcha Rice Crispy Treats: The Ultimate Halloween Snack with a Japanese Twist

Get ready to unleash some monstrously delicious fun this Halloween with these incredibly cute and flavorful Frankenstein Matcha Rice Crispy Treats! Far from your average sweet snack, these green-hued delights offer a unique Japanese twist that makes them super delicious and perfectly balanced, without being overly sweet. They’re an absolute showstopper for any Halloween gathering, combining the beloved crunch of classic rice crispy treats with the earthy, vibrant notes of matcha green tea.

Matcha Rice Crispy Treats: A Creative Reimagining of a Classic

Rice crispy treats, or rice krispies treats, are a timeless, easy-to-make dessert that has captivated children and adults alike for generations. They are the quintessential no-bake snack, cherished for their chewy texture and sweet, comforting flavor. Our recipe takes this beloved classic and elevates it with a delightful and unexpected Japanese infusion: matcha green tea powder.

The addition of premium matcha powder serves multiple fantastic purposes. Firstly, it lends a naturally vibrant green color, making these treats the perfect canvas for our Frankenstein monster theme – no artificial food coloring needed! Secondly, and perhaps most importantly for your taste buds, matcha introduces a subtle earthiness and a slight bitterness that brilliantly cuts through the inherent sweetness of the marshmallows. Let’s be honest, traditional rice crispy treats can be overwhelmingly sugary! This matcha infusion creates a wonderfully balanced flavor profile, making each bite much more sophisticated and enjoyable. It also provides an ideal counterpoint for the rich, bitter notes of dark chocolate used for decorating, creating a harmonious blend of flavors.

These charming Frankenstein Matcha Rice Crispy Treats are incredibly versatile for the spooky season! Imagine serving them as a centerpiece at your annual Halloween party, delighting guests with their unique flavor and adorable appearance. They’re also perfect for your kids to share with their friends at school events or playdates. For trick-or-treaters, you can individually package each treat, turning them into a homemade, memorable handout that’s sure to be a neighborhood favorite!

Frankenstein rice crispy treats

Essential Ingredients for Your Spooky Matcha Creation

Crafting these adorable and delicious Frankenstein rice crispy treats requires a few key ingredients. Quality matters here, especially for the matcha, to ensure the best flavor and vibrant green hue. Here’s a detailed look at what you’ll need:

  • Rice Krispies or Puffed Rice: You have a choice here! Classic Rice Krispies cereal will give you a slightly finer, more uniform texture and a “cleaner” looking surface for your Frankenstein monsters, as the individual pieces are smaller. Puffed rice, on the other hand, often provides a chewier texture and a more rustic, substantial feel. Both work wonderfully, so pick based on your preference for texture. Ensure your cereal is fresh and crispy for the best results.
  • Marshmallows: The binding agent and source of chewiness! You can use either traditional gelatin-based marshmallows or their vegan counterparts. The most critical tip here is to ensure your marshmallows are fresh. Stale marshmallows can lead to hard, tough rice crispy treats, which is definitely not what we’re aiming for! Mini marshmallows melt more quickly and evenly, making the process smoother.
  • Butter: Butter is essential for flavor and to prevent the treats from sticking excessively. For the best flavor, we highly recommend using salted butter. The hint of salt balances the sweetness of the marshmallows and complements the matcha beautifully. Avoid using butter spreads that come in tubs, as these often have a higher water content and softer consistency than butter sticks, which can affect the final texture. Both dairy butter sticks and dairy-free/vegan butter sticks will work perfectly for this recipe.
  • Matcha Powder: This is the star of the show, providing both the signature green color and the unique flavor of these matcha rice crispy treats. Choosing a good quality matcha powder is paramount for a delicious outcome. We’ll delve deeper into selecting the right matcha in the next section, but generally, look for a bright green powder with a fresh, slightly sweet aroma.
  • Chocolate: For decorating your Frankenstein faces, chocolate is key! You can use milk chocolate, dark chocolate, or even white chocolate. Whether you prefer chocolate chips or chocolate bars, use what you like or what you have readily available in your pantry. If using chocolate bars, remember to chop them into smaller, uniform pieces before melting for an even melt. Dark chocolate, in particular, offers a lovely bitterness that pairs well with the matcha.
  • Candy Eyes: These adorable edible eyes are what truly bring your Frankenstein monsters to life! If you can easily find candy eyes at your local grocery store or craft supply store, grab them. If not, don’t worry, you can easily make your own! Simply take a white chocolate chip or a small dollop of melted white chocolate, and once set, use a thin paintbrush and a tiny bit of melted dark chocolate (or food coloring) to paint on the iris and pupil. Remember to use a brand new paintbrush or one that is exclusively dedicated to food use for hygiene.
Green tea rice crispy treats with chocolate

Which Matcha Powder to Use for Vibrant Flavor and Color

The world of matcha powders can be overwhelming, with countless brands and types available. The general rule of thumb is to always buy the best quality matcha you can reasonably afford. Higher quality matcha will yield a brighter green color and a smoother, less bitter flavor, making your treats truly exceptional.

When selecting matcha, you’ll typically encounter two main grades: ceremonial and culinary. Ceremonial grade is meant for traditional tea drinking, offering the finest flavor and brightest color. Culinary grade is designed for baking and cooking. For these treats, a good quality culinary grade matcha will suffice, but if you want to truly elevate the flavor and color, a ceremonial grade will shine. Look for matcha that is vibrant green, not dull or yellowish, which indicates freshness and quality.

My absolute favorite matcha powder, and the one I recommend for these treats, is the Ceremonial Matcha by ENSŌ. Their Everyday Matcha is also a fantastic choice, but the sweet fragrance and rich flavor of their Ceremonial grade are truly addictive and perfect for recipes where matcha is a star ingredient. I particularly appreciate that ENSŌ offers exceptional quality without the exorbitant price tag that some other brands demand (who wants to pay $70 for a tin of matcha, right?).

As a special treat, you can use the code AIMADEITFORYOU at checkout, or simply use this direct link, to receive 15% off your very first ENSŌ purchase! While this post is sponsored by ENSŌ, my love for their matcha long predates our collaboration. I’ve been consistently impressed by their commitment to quality. If you’re curious about more ways to incorporate this wonderful ingredient into your baking, be sure to check out my other delicious matcha recipes, including matcha cupcakes, matcha financiers, and my festive matcha Christmas tree cookies!

Frankenstein rice crispy treats with a can of matcha powder

Which Chocolate Should I Use?

For decorating your adorable Frankenstein matcha rice crispy treats, the choice of chocolate is largely up to your personal preference! While I opted for non-dairy dark chocolate chips to complement the matcha’s slight bitterness and keep the recipe potentially vegan, you can absolutely choose any other chocolate chips or chocolate bar you like. Milk chocolate will add a sweeter, creamier touch, while semi-sweet chocolate offers a classic balance.

If you decide to use chocolate bars, it’s crucial to chop them into smaller, uniform pieces before melting. This ensures an even melt and prevents scorching. The goal is a smooth, pourable consistency that’s easy to work with for dipping and piping.

Melting chocolate is simple. You can do so in the microwave by placing your chocolate in a microwave-safe bowl and heating it in 20 to 30-second increments. Stir well after each interval until the chocolate is smooth and fully melted. Be careful not to overheat it, as chocolate can seize and become unusable. Alternatively, you can use a double boiler method for a more controlled melt, placing a heatproof bowl over a simmering pot of water, ensuring the bowl doesn’t touch the water.

Frankenstein treats for Halloween

Expert Tips for Frankenstein Matcha Rice Crispy Success

Making rice crispy treats is generally straightforward, but a few key tips can elevate your Frankenstein matcha creations from good to absolutely fantastic. Follow these pointers for the best texture, shape, and ease of decoration:

  1. Prepare Your Pan Properly: Before you even start melting marshmallows, line your 8-inch square pan with parchment paper, leaving an overhang on all sides. This “sling” will make it incredibly easy to lift the entire slab of treats out of the pan once chilled, ensuring clean edges and no sticking. You might also lightly grease the parchment paper for extra insurance.
  2. Use Water to Flatten the Surface: Rice crispy treats are notoriously sticky when hot, making them tricky to press into a pan. To avoid a mess, wet your fingers or a spatula with a little cold water before pressing the mixture evenly into your prepared pan. The water creates a temporary non-stick barrier, allowing you to achieve a smooth, compact surface without the mixture adhering to your hands.
  3. Chill it Properly for Perfect Slices: Patience is a virtue when it comes to chilling! Don’t rush this crucial step. Allow the hot rice crispy mixture to come to room temperature on your kitchen counter first (this typically takes about an hour, depending on your kitchen’s temperature). Once cooled, transfer the pan to the refrigerator and chill for at least 2 hours. This extended chilling time is essential for the treats to fully set, making them firm enough for clean, precise cuts and preventing them from falling apart when handled.
  4. Oil Up Your Knife for Clean Cuts: Even after proper chilling, rice crispy treats can still be a bit sticky, especially when cut. To achieve those neat, defined Frankenstein shapes, it’s vital to use a very sharp knife. Additionally, lightly coat the blade of your knife with a neutral cooking oil (like vegetable or canola oil) before each cut. This creates a barrier that prevents the sticky treats from clinging to the knife, ensuring smooth, clean slices every time. Wipe and re-oil the knife as needed between cuts.
  5. Decorate with Confidence: When dipping the tops of your cooled treats in melted chocolate, work relatively quickly. If the chocolate starts to set too fast, gently re-warm it. Use a small amount of melted chocolate as “glue” for the candy eyes. For piping the mouths and eyebrows, a small resealable plastic bag with a tiny snip off one corner makes an excellent makeshift piping bag, giving you control for those fine details.
  6. Store Them Right: Once decorated and fully set, store your Frankenstein matcha rice crispy treats in an airtight container at room temperature for up to 3-4 days to maintain their freshness and chewiness. If you prefer them chilled, store them in the refrigerator, but allow them to come to room temperature for about 15-20 minutes before serving for the best texture.
A bitten piece of green Halloween treat

Dietary Considerations: Are Rice Crispy Treats Gluten-Free & Vegan?

For those with dietary restrictions or preferences, it’s great news that these matcha rice crispy treats can be easily adapted to be both gluten-free and vegan, making them accessible to more people during your Halloween festivities!

Are Rice Crispy Treats Gluten-Free?

Yes, inherently, most of the ingredients used to make these matcha rice crispy treats are naturally gluten-free. This includes puffed rice cereal, marshmallows, butter, matcha powder, and most chocolates. However, cross-contamination can be a concern for individuals with celiac disease or severe gluten sensitivities.

To ensure your treats are truly gluten-free, it is absolutely essential to check the packaging of *all* your ingredients. Some companies process these ingredients in facilities that also handle wheat products, which can lead to trace amounts of gluten. Look for certifications or clear statements on the packaging that indicate the product is “gluten-free” or “certified gluten-free.” Specific attention should be paid to your rice cereal (ensure it’s not made with malt flavoring containing barley, a gluten-containing grain) and marshmallows, as some brands might contain hidden gluten.

Can I Make Them Vegan?

Absolutely! Transforming these into vegan-friendly Frankenstein matcha rice crispy treats is quite simple, thanks to the increasing availability of excellent plant-based alternatives. Here’s what you need to swap:

  • Vegan Butter: Replace regular dairy butter with a high-quality vegan butter stick. Many brands now offer plant-based butter that mimics the texture and flavor of dairy butter very closely.
  • Vegan Marshmallows: Traditional marshmallows contain gelatin, which is an animal product. Luckily, there are many fantastic vegan marshmallow brands available today that use plant-based gelling agents. Ensure your chosen brand melts well – most mini vegan marshmallows work perfectly for this recipe.
  • Vegan Chocolate: Most dark chocolate that has a high cocoa percentage (70% or higher) is often naturally dairy-free, but always check the ingredient label for milk solids or dairy cross-contamination warnings. There are also many brands that specifically market vegan milk or dark chocolate chips and bars.

With these simple substitutions, you can create delightful Frankenstein matcha rice crispy treats that everyone, regardless of their dietary choices, can enjoy!

Matcha rice crispy treats decorated as Frankenstein

More Matcha Desserts to Delight Your Palate!

If you’ve fallen in love with the unique flavor of matcha in these treats, you’re in for a world of delicious possibilities! Matcha adds a sophisticated, earthy note to a variety of desserts. Here are a few more matcha-infused recipes from my kitchen that you absolutely must try:

  • Matcha Oreo Blondies: A creative twist on classic blondies, with the vibrant flavor of matcha and the irresistible crunch of Oreo cookies.
  • Matcha Cupcakes: Light, fluffy matcha cupcakes topped with a rich white chocolate frosting – a perfect harmony of flavors.
  • Matcha Financiers: Elegant French almond cakes with a delicate matcha flavor, ideal for a refined tea-time treat.

More Spooky Halloween Treats to Conjure Up!

Halloween is the perfect excuse to get creative in the kitchen, and I have even more fun and festive ideas to make your celebrations extra special. If you enjoyed creating these Frankenstein treats, you’ll love these other spooky delights:

  • Halloween Eyeball Cupcakes: Creepy, delicious cupcakes adorned with eerie black sesame “eyeballs” that are surprisingly easy to make.
  • Halloween Eyeball Treats: Simple, no-bake treats that look just like spooky eyeballs, perfect for a quick and fun Halloween snack.
Matcha rice krispie treats decorated as Frankenstein

5 from 2 votes

Frankenstein Matcha Rice Crispy Treats

Course: Dessert, Snack
Cuisine: American
Prep Time: 15 minutes
Chill Time: 2 hours
Total Time: 2 hours 15 minutes
Servings: 12 bars
Calories: 182kcal
Author: Ai Willis

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US Customary – Metric

Ingredients

  • 1 stick vegan butter
  • cups mini marshmallows
  • cups puffed rice
  • teaspoon fine sea salt
  • 1 tablespoon matcha powder
  • 1 cup chocolate chips, melted
  • 24 candy eyes

Instructions

  • Line an 8 inch square pan with parchment paper, allowing some overhang for easy removal, and set aside.
  • In a large, non-stick pot, melt the butter over medium heat. Once completely melted, add the mini marshmallows and stir continuously until they begin to melt into a gooey mixture. As the marshmallows soften and melt, sprinkle in the fine sea salt and matcha powder. Stir vigorously until the matcha is fully incorporated, creating a uniformly green mixture.
  • Immediately remove the pot from the heat. Add the puffed rice cereal to the matcha-marshmallow mixture. Stir gently but thoroughly, ensuring every piece of puffed rice is evenly coated with the sticky green mixture. Pour the entire mixture into your prepared 8-inch square pan and, using lightly wet hands or a greased spatula, press it firmly and evenly into the pan. Aim for a flat, compact surface.
  • Allow the treats to cool completely to room temperature on your kitchen counter (this usually takes about an hour). Once at room temperature, transfer the pan to the refrigerator and chill for at least 2 hours. This step is crucial for the treats to firm up, making them easy to cut and decorate.
  • Once thoroughly chilled, lift the entire block of matcha rice crispy treats out of the pan using the parchment paper overhang. Place it on a clean cutting board. Using a very sharp knife coated with a thin layer of neutral cooking oil (re-oil as needed), cut the treats into 12 equal rectangular pieces. Dip the tops of each cut piece into your bowl of melted chocolate, allowing any excess to drip off, then set them on fresh parchment paper to let the chocolate set. While the chocolate is still slightly wet, use a tiny dab of melted chocolate to “glue” on two candy eyes to each treat. For the final Frankenstein touch, pour any leftover melted chocolate into a small resealable bag. Snip a tiny corner off the bag to create a makeshift piping tool, and pipe on some jagged mouths and distinctive eyebrows onto each Frankenstein monster. Let all the chocolate set completely before serving.
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Nutrition

Serving: 1bar | Calories: 182kcal | Carbohydrates: 32g | Protein: 3g | Fat: 5g | Saturated Fat: 4g | Polyunsaturated Fat: 0.1g | Monounsaturated Fat: 0.1g | Trans Fat: 0.01g | Cholesterol: 0.2mg | Sodium: 60mg | Potassium: 104mg | Fiber: 1g | Sugar: 19g | Vitamin A: 65IU | Vitamin C: 0.1mg | Calcium: 47mg | Iron: 2mg

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Disclosure – A heartfelt thank you to ENSŌ for generously sponsoring this post! I genuinely adore their high-quality matcha powders and am thrilled to collaborate with such a fantastic brand. Although this post is sponsored, rest assured that all opinions expressed here are entirely my own and based on my authentic experience!