Name: Peanut Butter Butterscotch Rice Krispie Treats with Chocolate Ganache Recipe
Prep time: 15 min
Cook time: 5 min
Total time: 35 min
Cuisine: American
Ingredients: 1/2 cup unsalted butter (113g); 10 oz. or about 6 cups mini or regular sized marshmallows (290g); 1/2 cup creamy peanut butter (125g); 1 tsp vanilla extract or vanilla bean paste (5g); 1/2 tsp fine salt; 6 cups puffed rice cereal (160g); 1 cup butterscotch chips (175g); 1 cup mini marshmallows (50g) – optional; Non-stick cooking spray, as needed; 1/3 cup heavy whipping cream, room temperature (80g); 1 1/3 cup milk chocolate chips (230g); 1 Tbsp unsalted butter, room temperature (15g); 1/4 tsp fine salt (2g)

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There is something truly magical about Peanut Butter Butterscotch Rice Krispie Treats with Chocolate Ganache Recipe that instantly transports you back to carefree childhood days while sneaking in grown-up, rich flavors. This deliciously nostalgic treat combines the creamy embrace of peanut butter and the warm, buttery sweetness of butterscotch chips folded into crispy puffed rice cereal, all crowned with a silky, dreamy milk chocolate ganache. Whether you’re craving an easy dessert for a family gathering or looking to impress friends with a nostalgic twist, these rice krispie treats will delight every sweet tooth and make you want to keep coming back for more.

Ingredients You'll Need

The image shows a white square baking pan filled with a layered dessert in progress on a white marbled surface. The first layer is a thick, golden puffed rice mixture with a sticky, slightly shiny texture filling the pan unevenly. A woman's hand is seen spreading this layer with a silver spreading knife. Next, a smooth, rich dark brown chocolate layer is being spread on top of the rice base by a woman's hand holding the same spreading knife, creating swirled patterns on the chocolate surface. The final image shows the glossy chocolate layer fully spread, sprinkled lightly with coarse sea salt flakes that add texture and contrast to the chocolate's sheen. Photo taken with an iphone --ar 4:5 --v 7

These ingredients are simple yet essential, each adding to the perfect balance of texture, flavor, and color that makes this recipe so unforgettable. From rich peanut butter to melty butterscotch chips, everything works harmoniously to create a treat that’s crispy, creamy, and completely crave-worthy.

½ cup unsalted butter: Provides the creamy richness and a smooth base for melting marshmallows perfectly.

10 oz. mini or regular marshmallows (about 6 cups): The secret glue that binds everything together with gooey, chewy delight.
½ cup creamy peanut butter: Adds a luscious, nutty depth that pairs beautifully with butterscotch and chocolate.
1 teaspoon vanilla extract or vanilla bean paste: Enhances the flavors with a sweet, aromatic touch.

½ teaspoon fine salt: Balances the sweetness and amplifies the overall flavor.
6 cups puffed rice cereal: The crispy crunch that makes every bite satisfying and light.
1 cup butterscotch chips: Delivers warm, buttery notes that set these treats apart from the ordinary.

1 cup mini marshmallows (optional): Adds texture and an invitingly puffy appearance when cut.
Non-stick cooking spray: Helps with easy removal from pans and prevents stuck edges.

Chocolate Ganache Ingredients

⅓ cup heavy whipping cream, room temperature: Creates that luscious, silky texture in the ganache.

1 ⅓ cup milk chocolate chips: Melts into a rich topping that adds a smooth milk chocolate finish.
1 tablespoon unsalted butter, room temperature: Makes the ganache glossy and smooth with added richness.
¼ teaspoon fine salt: Perfectly balances the sweetness in the ganache for a complex flavor.

How to Make Peanut Butter Butterscotch Rice Krispie Treats with Chocolate Ganache Recipe

Step 1: Make the Chocolate Ganache

Start with the ganache so it has enough time to cool and thicken, making it easy to spread on the Rice Krispies later. Heat the heavy cream until you see little bubbles just beginning to form, then pour it over the milk chocolate chips. Let it sit for a minute to soften the chips, then stir gently until velvety smooth. Mixing in butter and salt finishes it off with a shine and depth of flavor. Cover and set aside to cool—it’s best to do this at least 30 minutes before assembly.

Step 2: Prepare the Peanut Butter Butterscotch Marshmallow Base

Line your pan with parchment and lightly spray it to avoid sticking. In a large pot, melt butter and marshmallows together over medium heat until smooth and creamy. Once melted, stir in the peanut butter, vanilla, and salt to create a decadent, fragrant base. This combo gets the signature flavor you’ll love with every bite.

Step 3: Combine Cereal and Butterscotch Chips

Remove the pot from heat and gradually fold in the puffed rice cereal, making sure each piece is fully coated with the marshmallow mixture. Stir in the butterscotch chips and optional mini marshmallows for an extra chewy pop and texture contrast that make these treats unique and fun.

Step 4: Press and Chill

Transfer the gooey mixture to your prepared pan, pressing it evenly but gently so the treats stay light and crisp. Let them cool completely to set—this usually takes around 15 minutes. Once set, the base is ready for that final magical touch.

Step 5: Add the Chocolate Ganache

Spread the cooled ganache smoothly over the top of the Rice Krispies. The ganache layer adds a silky richness that perfectly complements the crispy, nutty, and buttery treat beneath. Allow it to set until firm but still soft enough to cut into squares without cracking.

How to Serve Peanut Butter Butterscotch Rice Krispie Treats with Chocolate Ganache Recipe

A close-up view of a square dessert bar held by a woman's hand, showing two main layers: the bottom layer consists of a golden, crispy rice cereal mixed with melted marshmallow, creating a textured and slightly sticky appearance, while the top layer is a smooth, thick, and rich milk chocolate coating sprinkled with coarse sea salt flakes that catch light and add contrast, all set against a blurred white marbled texture background, photo taken with an iphone --ar 4:5 --v 7

Garnishes

Sprinkle a few crushed peanuts, sea salt flakes, or extra butterscotch chips on top of the ganache before it sets for a pretty, textured finish. A light dusting of cocoa powder or a swirl of peanut butter can also add an eye-catching flourish that’s as delightful to look at as it is to eat.

Side Dishes

For a balanced snack spread, serve these treats alongside fresh fruit like sliced apples or berries. A cool glass of milk or a cup of rich coffee or tea perfectly complements the sweetness and provides a refreshing contrast.

Creative Ways to Present

Try layering these treats in small mason jars for gift-giving or party favors. Cutting them into fun shapes with cookie cutters can turn them into festive party snacks, or stack them with a layer of whipped cream and berries for a playful dessert parfait.

Make Ahead and Storage

Storing Leftovers

Store these Peanut Butter Butterscotch Rice Krispie Treats with Chocolate Ganache Recipe in an airtight container at room temperature for up to 3 days. Keeping them in a cool, dry place ensures they stay perfectly chewy and fresh without the ganache melting or becoming sticky.

Freezing

You can freeze the treats tightly wrapped in plastic wrap and foil to preserve their freshness for up to 2 months. When ready to eat, thaw at room temperature for about an hour—this helps maintain their delightful texture and taste without sogginess.

Reheating

While these treats are usually best enjoyed as is, if you want to soften them slightly, microwave a single piece for 5-10 seconds. Be cautious not to overheat, or the ganache and marshmallows might become overly melty and lose their structure.

FAQs

Can I use dark chocolate instead of milk chocolate for the ganache?

Absolutely! Dark chocolate brings a richer, slightly bitter contrast that pairs nicely with the sweetness of the peanut butter and butterscotch. Just be sure to adjust the cream amount slightly to help the ganache achieve the right consistency, usually adding a touch more cream.

Is it necessary to use mini marshmallows, or can I use regular-sized ones?

Mini marshmallows melt faster and more evenly, helping create that perfect smooth base. However, regular marshmallows work well too; just be patient and stir a bit longer to ensure they melt fully without burning.

Can these treats be made gluten-free?

Yes! Simply use certified gluten-free puffed rice cereal, and check that your butterscotch chips and other ingredients are gluten-free. This way, those who avoid gluten can enjoy these delicious Peanut Butter Butterscotch Rice Krispie Treats with Chocolate Ganache Recipe worry-free.

What’s the best way to cut these treats without them crumbling?

Allow the ganache to set fully to a firm but soft finish, then use a sharp knife warmed in hot water and wiped dry before slicing. This helps create clean cuts without too much sticking or crumbling.

Can I make this recipe vegan?

It’s possible with some tweaks: use vegan butter, dairy-free marshmallows, and dairy-free chocolate chips. The texture may vary slightly, but you’ll still get a wonderfully indulgent treat that fits a plant-based lifestyle.

Final Thoughts

I can’t recommend giving this Peanut Butter Butterscotch Rice Krispie Treats with Chocolate Ganache Recipe a try enough. It’s one of those feel-good desserts that combines nostalgia and gourmet flavors in every bite. Whip it up for your next gathering or cozy night in—you’re going to fall in love with the gooey texture, the sweet and salty balance, and that irresistible chocolatey finish. Trust me, these treats will become a new favorite that friends and family will adore just as much as you do!

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Peanut Butter Butterscotch Rice Krispie Treats with Chocolate Ganache Recipe