Peanut Butter Marshmallow Heart Cups

Name: Peanut Butter Marshmallow Heart Cups
Prep time: 15 min
Cook time: 10 min
Total time: 25 min
Yield: 12 cups
Ingredients: 1 cup creamy peanut butter; 1 cup powdered sugar; 1 cup mini marshmallows; 1 cup milk chocolate chips; 1/2 cup dark chocolate chips; 12 heart-shaped cupcake liners

Highlighted under: Delicious Desserts Made Simple

I absolutely adore creating sweet treats that combine my favorite flavors, and peanut butter and marshmallow are at the top of my list! These Peanut Butter Marshmallow Heart Cups are not only simple to make but also offer a delightful combination of creamy, sweet, and satisfying textures. They make for the perfect dessert, bringing joy to any occasion or simply satisfying my sweet tooth at home. Let me take you through the steps of making these delightful treats, which are as fun to make as they are to eat.

Created by

Ella

Last updated on 2026-01-18T12:54:27.420Z

Making these Peanut Butter Marshmallow Heart Cups was a delightful experience. I decided to experiment with different types of chocolate coatings. After a few trials, I found that combining milk chocolate with a hint of dark chocolate not only added depth but also made the cups extra creamy. I never expected this blend to make such a difference!

One tip I’d love to share is to take your time melting the chocolate. Use a double boiler for the best results, as it prevents the chocolate from seizing and ensures a smooth, even coating. Trust me; this small detail will elevate your treat!

        Why You'll Love These Cupcakes
        Irresistible combination of peanut butter and fluffy marshmallow
Easy to make with simple ingredients
Perfectly sweet, making them a crowd-pleaser

      

Understanding the Ingredients

The star of these Peanut Butter Marshmallow Heart Cups is undoubtedly the creamy peanut butter. It lends a rich flavor that balances beautifully with the sweetness of the marshmallows. For the best results, opt for a natural peanut butter without added sugars. This ensures a more pronounced peanut taste and a smoother texture. If you're feeling adventurous, try using almond or cashew butter for a nutty twist!

Mini marshmallows contribute not only sweetness but also a delightful fluffiness that adds a fun texture to each bite. Ensure you fold them in gently; you want to maintain their shape and the airy quality they bring. If you can't find mini marshmallows, consider cutting regular-sized marshmallows into smaller pieces, ensuring they'll still blend into the peanut butter mixture effectively.

Layering Technique

When layering the ingredients in the cupcake liners, it's important to create an even distribution for the best texture. Start by pouring the melted chocolate; this not only acts as a barrier to prevent the peanut butter mixture from soaking into the liner but also provides a beautiful finish. Make sure the chocolate layer is about a quarter-inch thick—you want it to be substantial enough to hold up but not overpowering.

After adding the peanut butter mixture, press it down lightly to remove any air pockets. This is crucial for achieving a uniform bite. When topping with the second layer of melted chocolate, ensure it covers the peanut butter completely to seal in that creamy filling. A glossy finish on the chocolate indicates it has melted perfectly. Refrigerate the cups until the chocolate is set and firm, which typically takes about 30 minutes.

Ingredients

Gather these ingredients to make the Peanut Butter Marshmallow Heart Cups:

Ingredients

1 cup creamy peanut butter
1 cup powdered sugar
1 cup mini marshmallows
1 cup milk chocolate chips
1/2 cup dark chocolate chips
12 heart-shaped cupcake liners

Make sure to have everything ready before you start!

Instructions

Follow these simple steps to make your Peanut Butter Marshmallow Heart Cups:

Prepare the Cupcake Liners

Place heart-shaped cupcake liners in a muffin tin to hold their shape.

Mix Peanut Butter and Sugar

In a mixing bowl, combine the peanut butter and powdered sugar until smooth.

Add Marshmallows

Fold in the mini marshmallows gently, ensuring they're evenly distributed.

Melt the Chocolate

In a double boiler, melt the milk and dark chocolate chips together until smooth.

Layer in the Cup

Spoon a thin layer of melted chocolate into each liner, then add the peanut butter mixture on top.

Top it Off

Finish with another layer of melted chocolate and refrigerate until set.

Once set, enjoy your Peanut Butter Marshmallow Heart Cups!

Pro Tips

Don't rush the chocolate melting process
low and slow yields the best results. Also, feel free to add nuts or sprinkles for extra texture!

Storing and Serving

Once set, these Peanut Butter Marshmallow Heart Cups can be stored in an airtight container in the refrigerator for up to a week. They also freeze well; just make sure to layer them with parchment paper to prevent sticking. For serving, I love to bring them to gatherings as they are both aesthetically pleasing and delicious. You can also drizzle some melted chocolate on top before serving for an extra touch of elegance.

For a festive twist, consider decorating the tops with sprinkles or crushed nuts. Not only does this add visual appeal, but it also enhances the texture with an added crunch. If you're making these for a special occasion, customize the sprinkle colors to match the theme for an eye-catching dessert that will wow your guests.

Troubleshooting Common Issues

If your chocolate layers aren’t setting, it could be due to overheating while melting. Always melt chocolate over low heat to prevent it from burning; the ideal temperature should be around 110°F. If you notice it starting to bubble or hiss, remove it from the heat immediately and allow it to cool slightly before using anymore.

Another common issue is the peanut butter mixture being too dry. If it feels crumbly, try adding a tablespoon of melted coconut oil or a splash of milk to help it come together. This will enhance the creaminess while maintaining that signature peanut butter flavor. Adjust the texture as needed until it’s smooth enough to spoon into the cupcake liners without difficulty.

Questions About Recipes

→ Can I use natural peanut butter?

Yes, but natural peanut butter may alter the texture slightly, so make adjustments with powdered sugar as needed.

→ How do I store these cups?

Store them in an airtight container in the refrigerator for up to a week.

→ Can I use a different type of chocolate?

Absolutely! Feel free to substitute with dark chocolate or white chocolate according to your preference.

→ Is it possible to make these ahead of time?

Yes! You can make them a few days in advance, just keep them refrigerated until you're ready to serve.