Irresistible Marshmallow Popcorn: Your Ultimate Guide to a Sweet & Gooey Treat

Prepare to fall in love with this incredible Marshmallow Popcorn recipe! It’s a truly irresistible treat that’s sticky, delightfully sweet, and wonderfully gooey, making it an instant crowd-pleaser for any occasion. What makes this recipe even better? It requires only three core ingredients, plus any exciting flavorings you choose to add. Imagine transforming it into decadent cake batter marshmallow popcorn with a simple addition of treated cake mix! This recipe is not just simple to make; it’s a guaranteed hit. Join me in creating this magical snack that will have everyone asking for more!

Why You’ll Love This Gooey Marshmallow Popcorn
For years, I’ve been completely obsessed with this type of sticky, sweet popcorn! It’s reminiscent of my famous caramel popcorn recipe, sharing a similar foundational technique but with the unique addition of fluffy marshmallows. The beauty lies in its simplicity: melting down butter and incorporating mini marshmallows creates a rich, sweet, and incredibly flavorful coating that transforms plain popcorn into a gourmet delight.
This simple marshmallow popcorn base is incredibly versatile. You can enjoy it as a classic, unadorned sweet treat, or you can elevate it with various flavor profiles. Imagine adding a touch of brown sugar for a deeper, more complex sweetness, or stirring in funfetti cake mix for a vibrant, celebratory cake batter popcorn experience. The possibilities are endless, making this recipe a go-to for any sweet tooth or gathering.
The Secret to Perfect Coated Popcorn: Mushroom Popcorn Kernels
When it comes to creating truly gourmet popcorn, especially for recipes like this one that feature a delicious, sticky coating, the choice of kernel makes all the difference. That’s why I wholeheartedly recommend using mushroom popcorn kernels. These aren’t your average movie theater kernels; they are a game-changer for homemade specialty popcorn.
Mushroom kernels are uniquely round, noticeably denser, and significantly sturdier than the traditional butterfly-shaped kernels. This distinct structure is key: it allows them to withstand the rigorous process of being coated without crumbling or breaking apart. Their robust, spherical shape provides an expansive and ideal surface for lavishly coating with sweet marshmallow sauce, rich caramel, savory cheese, or decadent chocolate. Every single piece becomes a perfect canvas, ensuring an even and satisfying layer of flavor. This results in a superior texture and a more visually appealing snack that truly stands out.
I typically purchase my Mushroom Popcorn kernels locally from Orson Gygi. However, you can also easily find them at most specialty Chef’s stores or conveniently order them online. Investing in these kernels will significantly upgrade your popcorn creations, making every batch of marshmallow popcorn a truly gourmet experience.

Unlocking Unique Flavors: Cake Batter Popcorn & Beyond
One of the most exciting aspects of this marshmallow popcorn recipe is how incredibly adaptable its simple base is to various flavorings. My personal favorite variation that truly shines is Cake Batter Popcorn. I decided to try adding Funfetti Cake Mix to a batch, and the results were absolutely delightful! The popcorn took on a vibrant, playful cake batter flavor that’s perfect for celebrations or just a fun twist on a classic snack.
To achieve this, I simply stirred 1/2 a cup of Funfetti Cake Mix into the melted marshmallow and butter mixture. The key, however, is to properly *treat* the cake mix before adding it. This is a crucial step for food safety, as raw flour should not be consumed. To treat the cake mix, spread it evenly on a baking sheet and bake it in a preheated oven at 350°F (175°C) for just 5 minutes. This quick heating process eliminates any potential harmful bacteria, making your cake batter popcorn safe and delicious.
Beyond Funfetti, feel free to experiment with other cake mix flavors like chocolate, vanilla, or even red velvet for different occasions. This easy customization makes this marshmallow popcorn recipe a fantastic blank canvas for your culinary creativity.

Festive Marshmallow Popcorn Ideas for Every Celebration
The beauty of this simple marshmallow popcorn base truly shines when it comes to customization for various holidays and special events. Its neutral yet sweet flavor profile makes it incredibly easy to infuse with festive themes and add exciting mix-ins. For example, to celebrate the Fourth of July, I transformed a batch by adding vibrant blue sanding sugar and patriotic sprinkles, which instantly gave it a fun, celebratory flair. This simple trick can be applied to virtually any holiday or occasion you can imagine!
Think beyond just sprinkles. Here are some fantastic ideas to make your marshmallow popcorn a highlight for any festive gathering:
- Holiday Themes: For Christmas, add red and green sprinkles or crushed candy canes. For Halloween, try orange and black sprinkles, candy corn, or even a drizzle of chocolate. Valentine’s Day calls for pink and red hues, perhaps with heart-shaped sprinkles.
- Candy Mix-ins: Fold in colorful M&M’s, miniature chocolate chips, chopped gummy candies, or even crushed Oreos for an extra layer of texture and flavor.
- Chocolate Drizzles: After coating the popcorn, drizzle it with melted white chocolate, milk chocolate, or dark chocolate for an elegant touch. You can even dye white chocolate with food coloring to match your theme.
- Nuts and Dried Fruit: For a more grown-up gourmet feel, try adding toasted almonds, pecans, or even freeze-dried fruit pieces like strawberries or raspberries.
- Food Coloring: Mix a few drops of food coloring into your melted marshmallow mixture to change the entire batch’s color. Imagine vibrant green popcorn for St. Patrick’s Day or pastel shades for Easter.
With just a little imagination, this marshmallow popcorn recipe can become a versatile canvas for your creativity, making it a perfect customized treat for any celebration.

Tips for Perfect Marshmallow Popcorn Every Time
Achieving that perfectly sticky, sweet, and evenly coated marshmallow popcorn is easier than you think with a few helpful tips:
- Popcorn Preparation is Key: Ensure your popcorn is completely popped and free of unpopped kernels. Using an air popper is ideal for a light, fluffy base. If popping on the stovetop, make sure to use a large, heavy-bottomed pot to prevent burning.
- Even Coating: Once you pour the marshmallow mixture over the popcorn, work quickly and use a large silicone spatula or two wooden spoons to gently but thoroughly mix. The goal is to coat every kernel without crushing them.
- Prevent Sticking: Marshmallow popcorn can be quite sticky! To make handling easier, lightly spray your hands with cooking spray before mixing or forming into balls. Lining your baking sheet or serving dish with parchment paper also helps immensely.
- Cooling Time: Allow the popcorn to cool completely on a parchment-lined surface. This helps the marshmallow coating set, making it less messy and easier to enjoy.
- Storage: Store any leftover marshmallow popcorn in an airtight container at room temperature for up to 2-3 days. While it’s best enjoyed fresh, proper storage will keep it soft and delicious.
- Making Ahead: This recipe is fantastic for making ahead of parties or events. Prepare it a few hours before, allow it to cool, and store it in an airtight container.

Serving & Gifting Sweet Marshmallow Popcorn
This delightful marshmallow popcorn isn’t just a treat; it’s a versatile snack perfect for various occasions. Serve it in large bowls at movie nights, birthday parties, or casual get-togethers. Its vibrant colors and irresistible sweetness make it a hit with both children and adults. For a fun twist, consider molding the coated popcorn into balls or pressing it into a pan and cutting it into squares, similar to Rice Krispie treats. This makes for easier portioning and a unique presentation.
Looking for a thoughtful homemade gift? Pack cooled marshmallow popcorn into decorative bags or jars tied with a ribbon. It makes a charming present for teachers, neighbors, or as party favors. Its homemade charm truly shines through, making it a gift that’s both personal and delicious. Whether you enjoy it curled up on the couch or share it with loved ones, this marshmallow popcorn recipe is guaranteed to bring smiles.
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Marshmallow Popcorn Recipe

This Marshmallow Popcorn is sticky, sweet, and irresistible. It’s soft and gooey, making it the perfect treat! It’s often a crowd-pleasing favorite!
5 minutes
5 minutes
5 minutes
Ingredients
- 3/4 cup mushroom popcorn kernels
- 1 cup butter
- 1/2 cup treated Funfetti Cake Mix*
- 16 ounces mini marshmallows
Instructions
- Using an Air-Popped Popcorn Popper: Air Pop works best for popping mushroom popcorn kernels. Our machine has a 1/4 cup measuring cup, so we pop three batches for one recipe.
- Using a strainer or wire cookie rack, dump the popcorn over it to allow the unpopped kernels to fall through. Then, place the popcorn in a large bowl.
- Melt the butter in a saucepan on medium-low heat. Add the marshmallows to the butter and stir until melted. Then, stir in the cake mix.
- Pour marshmallow sauce over popped popcorn and mix until well coated. Enjoy!!
Notes
*Treat the cake mix by spreading it on a baking sheet and baking it at 350 degrees for 5 minutes.