If you follow along with my kitchen adventures over on Instagram, you already know about my ongoing series, “Can It Krispie?” It is my personal quest to see if I can take my absolute favorite desserts, drinks, and flavor pairings and turn them into gooey, crispy marshmallow masterpieces.
Today, we are tackling a flavor that is practically running through my veins: morning coffee. I love my morning espresso, so taking that bold, roasted coffee flavor and folding it straight into melted marshmallows felt like the most logical move. The rich bitterness of the espresso cuts through the sweet marshmallow fluff, and once you drizzle everything with melted dark chocolate, chopped white chocolate chunks, and a sprinkle of flaky sea salt, you get a fancy coffeehouse vibe in a nostalgic no-bake bar.
Why You Will Love These Coffee Rice Krispie Treats
- Coffee Lover Approved: Made with real instant espresso powder dissolved straight into melted butter so every single bite has a rich, roasted coffee flavor.
- Elevated No-Bake Treat: Quick, simple to throw together, and requires zero oven time.
- That Sweet and Salty Balance: Dark chocolate drizzle, creamy white chocolate, and crunchy flaky sea salt bring out the deep espresso notes. Perfect for those who don’t love an overly-sweet dessert.
- Perfect Crowd Pleaser: Naturally gluten-free and easy to slice into squares for parties, brunch spreads, or afternoon pick-me-ups. Super quick and easy to throw together as well for a no-fuss treat.
How to Make Espresso Rice Krispie Treats
Start by lining your favorite 8×8 pan with parchment paper so your finished treats lift out cleanly later without sticking. In one of your large mixing bowls, add your crispy rice cereal along with an extra handful of whole mini marshmallows if you want those signature gooey pockets throughout your bars.
Place a large saucepan over medium-low heat and melt your butter until it is completely liquid. Next, add the mini marshmallows to the pan and stir continuously over low heat until they are melted into a smooth mixture, and then add in the espresso powder and stir until dissolved. Take the saucepan off the heat and stir in the vanilla bean paste.
Pour the warm espresso marshmallow mixture over the crispy rice cereal in your bowl. Use a greased silicone spatula to quickly fold everything together until all the cereal is evenly coated. Transfer the sticky mixture into your prepared pan and gently press it into an even layer with light pressure so the treats stay soft and chewy.
To finish, add your chocolate chips and coconut oil to a small microwave-safe bowl and heat in short 20-second bursts until glossy and melted. Drizzle the dark chocolate over the top of the treats, scatter your chopped white chocolate across the surface, and top with a generous pinch of flaky sea salt. Let the treats set at room temperature for a couple of hours before slicing into 16 even squares.
Tips and Best Practices for the Best Krispie Treats
- Dissolve the espresso powder in marshmallow mixture: Whisking the espresso powder into the warm, melted butter and marshmallow mixture ensures it dissolves fully.
- Do not pack the pan too tightly: When pressing the cereal into the pan, use a light hand. Compacting the mixture too firmly will turn your treats hard and dense instead of soft and chewy.
- Use fresh marshmallows: Stale marshmallows melt down into a stiff, tough syrup. Fresh, soft marshmallows guarantee the fluffiest texture.
- Add whole mini marshmallows to the cereal: Tossing an extra handful of unmelted mini marshmallows in with the dry cereal before pouring the warm syrup creates delicious, melty pockets in every slice.
People Also Ask (FAQs)
Can I use instant coffee instead of espresso powder? Yes, you can substitute instant coffee granules, but espresso powder has a deeper, more concentrated flavor that pairs best with the sweet marshmallow base. If using standard instant coffee, make sure it is finely ground so it dissolves completely in the warm butter.
Do these contain caffeine? Yes, because they are made with real instant espresso powder, these treats contain a mild amount of caffeine. If you want an evening treat or a kid-friendly version, swap in a decaf instant espresso powder.
How do I store homemade Rice Krispie treats? Store your cut espresso treats in an airtight container at room temperature for up to 4 days. Keep them out of the refrigerator, as cold air hardens the marshmallows and dries out the cereal.
Can I make these treats dairy-free or vegan? Easily! Just swap standard butter for plant-based vegan butter, use vegan mini marshmallows, and choose dairy-free dark and white chocolate chips for the topping.
More Rice Krispie Recipes to Try
Ready for more fun creations from the “Can It Krispie?” series? Check out these other favorite flavors:
- Banana Pudding Rice Krispie Treats
- Piña Colada Rice Krispie Treats
- Mango Sticky Rice Krispie Treats
- S’mores Rice Krispie Treats
- Peanut Butter & Jelly Rice Krispie Treats
- Dubai Chocolate Rice Krispie Treats
Espresso Rice Krispie Treats
Equipment
- Mixing Bowls
- Saucepan
- 8×8 Pan
Ingredients
- 4 tablespoons unsalted butter 1/2 stick
- 10 ounces mini marshmallows plus an extra handful for mix-ins
- 2 tablespoons instant espresso powder
- 1 teaspoon vanilla bean paste
- 5 cups crispy rice cereal
- 1/2 cup semisweet chocolate chips
- 1/4 teaspoon coconut oil
- 2 tablespoons white chocolate chopped
- Flaked sea salt for finishing
Instructions
- Line an 8×8 pan with parchment paper and set it aside.
- In one of your large mixing bowls, add the crispy rice cereal and toss in an extra handful of whole mini marshmallows.
- Melt the butter in a large saucepan over medium-low heat until it is completely liquid. Add the 10 ounces of mini marshmallows to the saucepan and stir continuously over low heat until they are completely melted, smooth, and fluffy. Remove the pan from the heat, add the espresso powder and vanilla bean paste, and mix thoroughly until the espresso powder is fully dissolved and combined into the smooth marshmallow mixture.
- Pour the warm espresso marshmallow mixture over the crispy rice cereal in your bowl.
- Working quickly before the marshmallow sets, use a greased spatula to toss and fold everything together until all cereal pieces are thoroughly coated. Transfer the mixture into your prepared pan and press down lightly with a spatula or parchment paper into an even layer without packing it down too firmly.
- Add the chocolate chips and coconut oil to a small microwave-safe bowl and heat in 20-second increments, stirring in between, until completely melted and smooth. Drizzle the melted chocolate generously over the top of the treats in the pan.
- Scatter the chopped white chocolate pieces over the wet chocolate drizzle and finish with a light sprinkle of flaked sea salt.
- Let the treats cool and set at room temperature for at least 1 to 2 hours before using the parchment paper to lift them out, slicing into 16 even squares, and serving.
