Popcorn Cake

This caramel chocolate popcorn cake is a dessert dream. Sweet, crunchy, and loaded with flavor, it’s the perfect treat for any occasion—especially if you love easy snack recipes with a twist!

Mamaw’s Kitchen

Updated on Sat, 14 Mar 2026 22:38:42 GMT

Sweet Memories of Popcorn Cake

In the soft glow of a family kitchen, the air filled with the sweet scent of melting marshmallows, my childhood memories come rushing back. The afternoons spent together, crafting a delightful Popcorn Cake, were more than just a culinary experience; they were celebrations of togetherness. As the butter and marshmallows melted together in a bowl, their rich aroma wafted through the air, promising a treat that would soon bring joy to our taste buds. The sound of popcorn popping in the microwave was like music, a prelude to the crunchy texture that would soon combine with the gooey sweetness of the marshmallow mixture. It was a simple recipe, yet it held the power to transform ordinary days into extraordinary moments. As we poured the bright, colorful M&M’s into the mixture, the vivid hues added a splash of joy, making the cake not just a dessert but a canvas of creativity.

The first bite of the Popcorn Cake was a revelation. The contrasting textures of the soft, sticky marshmallow and the crisp popcorn created a delightful symphony in my mouth. Each mouthful was a burst of sweetness, with the chocolate from the M&M’s melting just slightly, adding another layer of flavor. I remember laughing with my siblings as we savored the cake, our fingers sticky with the remnants of our creation. It was not just about the taste; it was about the shared joy of making something special together, a treat that brought us closer as a family. Every slice we cut was a reminder of those cherished moments, a delicious link to the past that I still crave today.

Why You’ll Love It

  • This Popcorn Cake is a delightful blend of textures and flavors that make it irresistible for both kids and adults.
  • The warm, buttery aroma of melted marshmallows fills your kitchen, creating a cozy atmosphere perfect for family gatherings.
  • It’s an easy-to-make treat that allows for creativity, letting you customize it with your favorite mix-ins.
  • Every bite brings a nostalgic taste of childhood, making it a perfect dessert to share during celebrations or movie nights.
  • With a simple ingredient list, you can whip up this delicious cake in just over two hours, making it a convenient option for last-minute gatherings.

Ingredients You’ll Need

  • ¾ cup salted butter (about 170 grams), creamy and rich for the perfect base.
  • 20 ounces (2 10-ounce) packages mini marshmallows, fluffy and sweet, essential for that gooey texture.
  • 14 cups unflavored popcorn (about 1.5 liters), light and airy, ready to be transformed into a crunchy delight.
  • 2 cups plain M&M’s, colorful and chocolatey, adding a delightful burst of flavor in every bite.

How to Make Popcorn Cake

Preparing the Bundt Pan

To start your Popcorn Cake adventure, lightly spray a 10-cup Bundt cake pan with nonstick cooking spray. This step is crucial to ensure that your cake releases easily once it’s firm. The last thing you want is a beautiful creation stuck to the pan, so take a moment to ensure every nook and cranny is covered with the spray.

Melt the Marshmallows

In a medium-size microwave-safe bowl, combine the salted butter and both packages of mini marshmallows. Heat the mixture on high power in 30-second increments, remembering to stir it well between each interval. Your goal is a melted, smooth mixture that glistens with sweet promise. This process should take about 2-3 minutes. The aroma of the butter melding with the marshmallows is simply heavenly, creating a tantalizing scent that will have everyone eagerly anticipating the next step.

Mixing the Popcorn

Once your marshmallow mixture is perfectly melted and smooth, grab an extra-large bowl (6 to 7 quarts) and add the popped popcorn. It’s important that your popcorn is unflavored and has no kernels remaining; you can use bagged, pre-popped popcorn or microwave popcorn as a convenient alternative. Carefully pour the warm marshmallow mixture over the popcorn, using a wooden spoon to gently stir everything together. You want to ensure every piece of popcorn is coated in the gooey sweetness, but be gentle to prevent crushing the popcorn.

Incorporating the M&M’s

With your popcorn now lovely and sticky, it’s time to introduce the bright M&M’s to the mix. Sprinkle them in and stir gently, taking care to avoid smudging the colors. This is where the fun begins—the vibrant hues of the M&M’s against the fluffy popcorn create a visually stunning treat. The crunch of the M&M’s will add another layer of texture to your cake, making each bite a delightful experience.

Setting the Cake

Now, scoop the coated popcorn mixture into your prepared Bundt cake pan. As you add more popcorn, gently press the mixture down to form a compact cake. This helps it hold its shape once it sets. It’s a bit messy, but that’s part of the charm! Once finished, allow the popcorn cake to rest at room temperature for 2 hours, or until it’s firm enough to hold together when inverted.

Serving Your Popcorn Cake

After the resting period, it’s time for the grand reveal! Carefully turn the popcorn cake onto a serving plate. The anticipation builds as you cut it into 12 slices. Each slice reveals a stunning mosaic of popcorn and chocolate, perfect for serving at parties or family gatherings. This Popcorn Cake is not just a dessert; it’s a centerpiece that invites smiles and ignites joyful memories.

Tips for Success

  • Use parchment paper to press the mixture into the Bundt pan for easy removal and less sticking.
  • Make sure to stir the marshmallow mixture thoroughly to achieve a smooth consistency without any lumps.
  • Customize your cake with mix-ins like peanuts, pretzels, or potato chips for an extra crunch.
  • Allow the cake to rest fully at room temperature for the best texture; impatience can lead to a crumbly cake.
  • Store any leftovers in an airtight container at room temperature to keep them fresh for up to 4 days.

Variations to Try

  • Substitute M&M’s with chocolate-covered raisins or other candies for a different flavor profile.
  • Add caramel bits to the popcorn mixture for a rich, sweet twist.
  • Incorporate chopped nuts or pretzels for a sweet and salty combination that’s hard to resist.
  • Use different colored M&M’s to create themed cakes for holidays or special occasions.
  • Mix in some crushed chocolate chip cookies for an extra layer of flavor and a delightful crunch.

Frequently Asked Questions

→ Can I use flavored popcorn for this recipe?
While unflavored popcorn works best for this Popcorn Cake, you can experiment with flavored popcorn if you want a unique taste, just be mindful of the overall sweetness.

→ How should I store the Popcorn Cake?
Store any leftovers in an airtight container at room temperature. This helps maintain its delightful texture for up to four days.

→ Can I make this cake ahead of time?
Yes! You can prepare the cake a day in advance. Just ensure it is properly stored to maintain freshness.

→ Can I use a different type of candy instead of M&M’s?
Absolutely! Feel free to swap out M&M’s for your favorite candy, such as chocolate-covered peanuts or gummy candies, depending on your preference.

→ What can I serve with Popcorn Cake?
This Popcorn Cake pairs wonderfully with a scoop of vanilla ice cream or a drizzle of chocolate sauce for an indulgent treat.

Serving Suggestions

When serving your Popcorn Cake, consider adding a scoop of vanilla ice cream on the side for a creamy contrast to the crunchy, sweet cake. A drizzle of chocolate sauce over the top adds an extra touch of decadence and visual appeal. For gatherings, you can garnish the plate with fresh fruit, such as strawberries or bananas, for a refreshing balance to the rich flavors of the cake. This visually stunning cake will not only taste delightful but also make a beautiful centerpiece for any occasion.

Final Thoughts

As I reminisce about the sweet memories tied to this Popcorn Cake, I encourage you to gather your loved ones and create your own moments filled with laughter and joy. This recipe is more than just a dessert; it’s an invitation to craft lasting memories in your kitchen. Give it a try, and let the delightful flavors and textures bring warmth and happiness to your home.

Chef’s Notes & Pro Tips

  • For a more vibrant cake, use pastel or themed M&M’s corresponding to special occasions.
  • Experiment with different types of popcorn for unique flavors, such as kettle corn for added sweetness.
  • Make sure to allow the marshmallow mixture to cool slightly before mixing with the popcorn to avoid burning your hands.
  • For a fun twist, consider adding a sprinkle of sea salt on top of the finished cake to enhance the sweetness.
  • Try incorporating different flavored extracts, such as vanilla or almond, into the marshmallow mixture for an extra aromatic touch.

Popcorn Cake

Mamaw Kitchen
Delicious Popcorn Cake recipe with step-by-step instructions.
Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes
Servings 4 servings

Ingredients
  

  • ¾ cup salted butter about 170 grams
  • 20 ounces (2 10-ounce) packages mini marshmallows
  • 14 cups unflavored popcorn about 1.5 liters
  • 2 cups plain M&M’s

Instructions
 

  • Preparing the Bundt Pan To start your Popcorn Cake adventure, lightly spray a 10-cup Bundt cake pan with nonstick cooking spray. This step is crucial to ensure that your cake releases easily once it's firm.
  • Melt the Marshmallows In a medium-size microwave-safe bowl, combine the salted butter and both packages of mini marshmallows. Heat the mixture on high power in 30-second increments, remembering to stir it well between each interval.
  • Mixing the Popcorn Once your marshmallow mixture is perfectly melted and smooth, grab an extra-large bowl (6 to 7 quarts) and add the popped popcorn. It’s important that your popcorn is unflavored and has no kernels remaining; you can use bagged, pre-popped popcorn or microwave popcorn as a convenient alternative.
  • Incorporating the M&M's With your popcorn now lovely and sticky, it's time to introduce the bright M&M’s to the mix. Sprinkle them in and stir gently, taking care to avoid smudging the colors.
  • Setting the Cake Now, scoop the coated popcorn mixture into your prepared Bundt cake pan. As you add more popcorn, gently press the mixture down to form a compact cake.
  • Serving Your Popcorn Cake After the resting period, it's time for the grand reveal! Carefully turn the popcorn cake onto a serving plate.

Notes

  • Use parchment paper to press the mixture into the Bundt pan for easy removal and less sticking.
  • Make sure to stir the marshmallow mixture thoroughly to achieve a smooth consistency without any lumps.

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