Peanut Butter Rice Krispies: The Perfect Easy Summer Treat!

byGeorge Mendes
-October 14, 2025
Dessert

If you’re looking for a simple yet delicious summer treat, these Peanut Butter Rice Krispies are just what you need! They’re sweet, chewy, and have the perfect crunch. Plus, they take minimal effort to make. Whether you’re making them for a picnic, a party, or just a fun afternoon snack, this recipe will be a hit with everyone! Let’s dive in.

Method:

Melt the Butters & Marshmallows:

Begin by placing a large pot on the stove over medium heat. Add the butter and peanut butter to the pot, allowing them to melt slowly. Stir occasionally to ensure they blend together into a smooth and creamy consistency. As they melt, you’ll notice the rich peanut butter aroma filling your kitchen this is when you know it’s coming together perfectly!

Add the Marshmallows:

Once the butter and peanut butter mixture is fully melted and smooth, it’s time to add in the mini marshmallows. Pour them into the pot and stir constantly. The heat will begin to soften and melt the marshmallows, forming a gooey and sticky mixture. Keep stirring to prevent them from sticking to the bottom of the pot. The key here is patience let the marshmallows fully melt until there are no lumps left and you have a velvety, cohesive mixture.

Mix in the Rice Krispies:

Now that you have a melted marshmallow base, quickly pour in the rice crispies. It’s important to work fast at this stage because the marshmallow mixture will start to cool and set quickly. Stir thoroughly using a spatula or wooden spoon, ensuring that each rice crisp is evenly coated with the sticky marshmallow mixture. This step ensures that every bite of your treats will have that perfect crunch with just the right amount of chewiness!

Transfer to a Pan:

Once the mixture is well combined, transfer it into a greased 8×8 baking dish. Using a spatula, gently press the mixture down into an even layer. If the mixture starts sticking to your spatula, try lightly greasing it with a little butter or oil. Make sure you don’t press down too hard you want to compact the mixture enough to hold together, but not so much that it becomes too dense and hard to bite into later.

Make the Top Coat:

For the delicious topping, take a microwave-safe bowl and add peanut butter and white chocolate melting wafers. Microwave in 30-second intervals, stirring after each interval, until the mixture is completely melted and smooth. If you prefer, you can use a double boiler on the stove instead simply place a heatproof bowl over a pot of simmering water and stir until the chocolate and peanut butter melt together seamlessly. Once melted, give it a final stir to ensure it’s well combined.

Coat & Set:

Now, pour the melted peanut butter and white chocolate mixture over the rice crispy base. Using a spatula, spread the topping evenly across the entire surface. This step ensures that each bite has a creamy, sweet contrast to the crispy and chewy base. Once the topping is evenly spread, place the baking dish in the refrigerator and let it set for at least 1 hour. The chilling process helps the topping harden and allows the bars to hold their shape when cut.

Slice & Enjoy:

After the bars have fully set, remove them from the fridge and slice into squares using a sharp knife. If the chocolate topping is too firm, let it sit at room temperature for a few minutes before slicing to prevent cracking. Now, it’s time to dig in and enjoy these delicious Peanut Butter Rice Krispies!

Necessary Tools:

Large pot
Spatula or wooden spoon
8×8 baking dish (greased)
Microwave-safe bowl or double boiler
Knife for slicing