If you’re a sucker for classic Rice Krispy treats but want something a little extra, these Biscoff Rice Krispy Treats are about to become your new obsession. They’re gooey, buttery, loaded with Biscoff cookie butter, and finished with crunchy Biscoff cookies on top. Think childhood favorite meets cozy, caramelized cookie heaven.
This is the kind of no-bake dessert you can throw together in under 30 minutes, but it tastes like you put in way more effort. Perfect for parties, bake sales, weeknight cravings, or those days when you just need something sweet with your coffee.
🍪 Why You’ll Love These Biscoff Rice Krispie Treats
If you’re a fan of cookie butter, prepare to meet your new obsession. These take the nostalgic marshmallow treat and give it a sophisticated, spiced makeover.
- Easy, No-Bake Dessert: No oven required! All you need is one pot, a pan, and a few pantry staples to whip these up in under 30 minutes.
- The Brown Butter Upgrade: We don’t just melt the butter; we brown it. This adds a toasty, nutty depth of flavor that perfectly complements the caramelized notes of the Biscoff.
- Loaded with Biscoff Flavor: We’ve doubled down on the speculoos magic by folding in both creamy Biscoff cookie butter and crushed Biscoff cookies for a flavor explosion in every bite.
- The Perfect Texture: These bars hit the sweet spot—they have soft, gooey marshmallow centers contrasted with crunchy cookie bits folded throughout.
- Endless Topping Options: These are totally customizable! Dress them up with a melted chocolate drizzle, an extra swirl of cookie butter, or even crushed Biscoff sandwich cookies for a show-stopping finish.
What You Need To Make Biscoff Rice Krispie Treats
To get that deep, caramelized flavor and perfect chew, make sure you have these ingredients ready:
- Biscoff Cookie Butter: The star of the show! This melts into the marshmallows to infuse every single bite with that iconic spiced cookie flavor.
- Biscoff Cookies: We use these two ways—folded in for a surprise crunch and crushed on top for a beautiful finish.
- Brown Butter: Taking the extra five minutes to cook your butter until golden and nutty adds a sophisticated depth that balances the sweetness perfectly. Note: Unsalted is best, but if you use salted, just skip the extra salt later!
- Fresh Mini Marshmallows: For that signature gooey, stretchy texture. Pro-Tip: Freshness is key! Mini marshmallows melt much more evenly than the jumbo ones, ensuring a smooth base.
- Rice Krispie Cereal: The classic base that keeps these treats light and crispy. Generic brands work just as well here!
- Chocolate Chips: I love using a mix of milk and white chocolate chips for a marbled look and extra richness, but feel free to use your favorite.
- Pure Vanilla Extract: Adds a layer of warmth. (A big bottle from Costco is always the way to go!)
- Salt: Just a pinch of sea salt or pink Himalayan salt to make all those flavors “sing.”
- Non-Stick Cooking Spray: Essential for your pan and your spatula to keep things from getting too sticky!
✨ The Finishing Touches (Optional)
If you want to take these from “homemade” to “bakery-boutique,” don’t skip the toppings! Here is how to create that signature Biscoff look:
- The Drizzle: Melt about 1/4 cup of Biscoff cookie butter, milk chocolate, or white chocolate.
- The Crunch: Coarsely chop about 10 Biscoff cookies. I like a mix of fine crumbs and bigger chunks for visual interest.
- The Technique: Use a piping bag to drizzle your melted cookie butter or chocolate over the top. It creates a much cleaner, more polished look than a spoon.
- Pro-Tip: If you don’t have piping bags on hand (I usually just grab a bulk pack from Amazon!), a small Ziploc bag with the corner snipped off works in a pinch! If you’re going for a more “rustic” look, a fork or spoon works just fine for a free-form drizzle.
What Supplies You Need
To make these soft, chewy treats with ease, gather these essential tools and bakeware. They’re simple, affordable, and make the process mess-free and professional-looking!
- Large Sauce Pan — A sturdy pot (at least 4-6 quarts) for melting the butter and marshmallows evenly without scorching. Any good-quality saucepan from your kitchen will work perfectly.
- Silicone Spatula — Heat-resistant and flexible for stirring the marshmallow mixture and folding in the cereal without scratching your pan. An angled or offset spatula is ideal for spreading the mixture smoothly into the pan. You can grab a reliable one like the Wilton model on Amazon.
- Parchment Paper — Line your pan for effortless removal and no sticking. Pre-cut sheets save time and fit 9×13 pans perfectly—I love the ones available on Amazon.
- 9×13 Inch Pan — The standard size for this recipe. Metal, glass, or even disposable works fine, but for even heat distribution and durability, I recommend high-quality anodized aluminum pans like Fat Daddio pans.
These tools keep everything moving quickly and make cleanup a breeze—no more wrestling sticky treats out of the pan. With the ingredients from the previous list and these supplies, you’re all set to whip up those buttery Biscoff Cookie Butter Rice Krispie Treats.
How To Make Biscoff Rice Krispie Treats
Prep your pan: Line a 9×13 inch baking pan with parchment paper and spray lightly with non-stick cooking spray so the treats lift out easily. Set aside.
Brown the butter: In a large saucepan, melt the butter over medium heat until it begins to foam, 3 to 4 minutes. Continue cooking, swirling the pan, until the butter lightly browns, smells nutty, and develops tiny brown flecks, another 3 to 4 minutes. Altogether, it takes about 8 minutes for the butter to brown. Watch closely—it can burn quickly.
Melt the marshmallows: Once the butter has browned add the mini marshmallows to the pan, stir occasionally. Reserve about 2 cups of the mini marshmallows to stir in later.
Add the Biscoff cookie butter: When the marshmallows are just melted remove from the heat and add the vanilla, salt, and melted Biscoff Cookie Butter. To melt the cookie butter, microwave it in a microwave-safe bowl for about 30 seconds, or until pourable, before adding it to the pan.
Mix until everything is fully combined and silky.
Fold in the Rice Krispies: Add the Rice Krispies cereal and chopped Biscoff cookies. Then add the chocolate chips and 2 cups of the reserved mini marshmallows. Gently fold until everything is evenly coated in the marshmallow–Biscoff mixture. Work fairly quickly before it begins to set.
Press into the pan: Transfer the mixture to your prepared pan. Lightly grease your hands or use a piece of parchment paper to gently press it into an even layer. Don’t press too hard or the bars can turn dense.
Add toppings (optional): While the bars are still slightly warm, sprinkle crushed Biscoff cookies over the top and gently press them in so they adhere. If you like, drizzle melted Biscoff cookie butter, milk chocolate, and white chocolate over the surface. Finish with pieces of Biscoff cookies (or vanilla sandwich cookies) for extra crunch and a dramatic finish.
Set and slice: Let the bars cool at room temperature until set, then lift them out using the parchment and slice into 12 even squares.
Tips For The Best Biscoff Rice Krispy Treats
To turn these from simple snacks into bakery-quality bars, keep these “pro-tips” in mind:
- Use Fresh Marshmallows: This is the golden rule! Old or stale marshmallows lose their moisture and won’t melt into that silky, smooth consistency. Fresh marshmallows are the secret to a treat that stays soft for days.
- Don’t Skip the Brown Butter: It only takes five extra minutes, but the payoff is massive. That nutty, toasty aroma perfectly balances the sweetness of the cookie butter and marshmallows.
- Work Quickly: Once the cereal hits the marshmallow mixture, the clock starts ticking! Have your greased pan and spatula ready to go before you start mixing so you can spread them out while they’re at their most pliable.
- Go Easy When Pressing: For a “melt-in-your-mouth” texture, use a light touch. Gently pat the mixture into the pan with a buttered spatula or a piece of parchment paper. If you pack them down too firmly, they’ll end up hard and compact instead of light and chewy.
- Customize Your Toppings: Make these your own! If you have a serious sweet tooth, add an extra drizzle of white chocolate. If you’re a Biscoff fanatic, load up on crushed cookies or even chop up some Biscoff sandwich cookies to press into the top!
How to Store Your Biscoff Cookie Treats
To keep that “just-made” soft and chewy texture, follow these simple storage steps:
- Room Temperature: Store your sliced treats in an airtight container at room temperature for up to 3 days. This keeps the marshmallow base from getting hard.
- The Parchment Trick: If you’re stacking the treats in a container, place a small piece of parchment or wax paper between the layers. This prevents them from turning into one giant, sticky marshmallow brick!
- Refrigeration: You can refrigerate them if your kitchen is very warm, but keep in mind they will firm up significantly. If you do, let them sit at room temperature for about 20 minutes before serving so they regain that perfect chew.
❄️ Can You Freeze Them?
Yes! If you want to make these ahead of time:
- Wrap individual squares tightly in plastic wrap.
- Place the wrapped squares in a heavy-duty freezer bag.
- Freeze for up to 6 weeks.
- To enjoy, just thaw them on the counter for 30–60 minutes.
- Pro-Tip: Don’t freeze them with the white chocolate drizzle if you plan on stacking them, as the chocolate can crack and flake off. Add the drizzle after thawing for the best look!
🍪 Serving Ideas for Biscoff Treats
Whether you’re hosting a cozy get-together or just making a treat for the family, here’s how to serve up these spiced delights:
- Bakery-Style Squares: Cut them into large, thick squares for a show-stopping dessert tray. The height of the treats makes the marbled Biscoff swirl look extra indulgent!
- Party Bites: Slice into small, bite-sized cubes for office potlucks, afternoon snacks, or a “coffee break” platter.
- The Perfect Pairing: Pair a square with a hot cup of coffee or an espresso. The warm spices of the Biscoff (cinnamon and caramelized sugar) are a dream alongside a bitter, roasty drink.
- A “Speculoos” Sundae: For a truly decadent dessert, serve a square warm with a scoop of vanilla bean ice cream and an extra drizzle of melted cookie butter on top.
Make sure you post your photos on Instagram and tag me in them so I can see your creations from my blog #eazypeazylemonsqueezee
Biscoff Cookie Butter Rice Krispy Treats
- January 16, 2026
- 12
- 30 min
- Count the memories not the calories! Cals/Serving
- Print this
Ingredients
- 1 cup (2 sticks) unsalted butter
- 2-10 ounce bags mini marshmallows
- 2 teaspoons pure vanilla extract
- 1 teaspoon salt
- 1/2 cup Bicoff Cookie Butter, melted
- 10 cups Rice Krispie cereal
- 1 cup Biscoff cookies, crushed
- 1/2 cup chocolate chips
- 1/2 cup white chocolate chips
- Non-stick cooking spray
- Toppings (optional)
- 1/4 cup Biscoff Cookie Butter, milk, or white chocolate chips melted
- 10 Biscoff Cookies, crushed
- Supplies:
- 9x13 inch pan
- Parchment sheets
- Large sauce pan
Directions
- Step 1
- Prep your pan: Line a 9×13 inch baking pan with parchment paper and spray lightly with non-stick cooking spray so the treats lift out easily. Set aside.
- Step 2
- Brown the butter: In a large saucepan, melt the butter over medium heat until it begins to foam, 3 to 4 minutes. Continue cooking, swirling the pan, until the butter lightly browns, smells nutty, and develops tiny brown flecks, another 3 to 4 minutes. Altogether, it takes about 8 minutes for the butter to brown. Watch closely—it can burn quickly.
- Step 3
- Melt the marshmallows: Once the butter has browned add the mini marshmallows to the pan, stir occasionally. Reserve about 2 cups of the mini marshmallows to stir in later.
- Step 4
- Add the Biscoff cookie butter: When the marshmallows are just melted remove from the heat and add the vanilla, salt, and melted Biscoff Cookie Butter. Mix until everything is fully combined and silky. To melt the cookie butter, microwave it in a microwave-safe bowl for about 30 seconds, or until pourable, before adding it to the pan.
- Step 5
- Fold in the Rice Krispies: Add the Rice Krispies cereal and crushed Biscoff cookies. Then add the chocolate chips and 2 cups of the reserved mini marshmallows. Gently fold until everything is evenly coated in the marshmallow–Biscoff mixture. Work fairly quickly before it begins to set.
- Step 6
- Press into the pan: Transfer the mixture to your prepared pan. Lightly grease your hands or use a piece of parchment paper to gently press it into an even layer. Don’t press too hard or the bars can turn dense.
- Step 7
- Add toppings (optional): While the bars are still slightly warm, sprinkle crushed Biscoff cookies over the top and gently press them in so they adhere. If you like, drizzle melted Biscoff cookie butter, milk chocolate, and white chocolate over the surface. Finish with pieces of Biscoff cookies (or vanilla sandwich cookies) for extra crunch and a dramatic finish.
- Step 8
- Set and slice: Let the bars cool at room temperature until set, then lift them out using the parchment and slice into 12 even squares.
