Cocoa Krispies Treats
Updated September 15, 2025
- Ready In
- 50 min
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Ingredients
½ cup/113 grams salted butter, plus more for greasing
½ cup/56 grams unsweetened cocoa powder
2 teaspoons kosher salt (such as Diamond Crystal) or 1 teaspoon fine salt
1 (12-ounce/340-gram) bag marshmallows
2 teaspoons vanilla extract
6 cups/180 grams Rice Krispies, or other crisp rice cereal
Preparation
- Step 1
Butter a 9-inch square baking pan.
- Step 2
In a large pot, melt the ½ cup butter over medium heat. Cook, stirring often with a rubber spatula, until the milk solids on the bottom of the pan turn golden brown, about 3 minutes. Reduce the heat to low and stir in the cocoa powder and salt until incorporated.
- Step 3
Add the marshmallows and stir until they are about 80 percent melted. Some lumps are OK. Remove the pot from the heat, add the vanilla and cereal and stir the mixture until all the cereal is coated.
- Step 4
Transfer to the prepared pan. Use the spatula to gently spread the mixture out evenly but avoid packing it down. Let cool completely.
- Step 5
Remove from the pan and transfer to a cutting board. Cut into 9 even squares. Store in an airtight container at room temperature for up to 5 days.
Private Notes
Comments
I struggled for about 10 minutes trying to understand why your mum would serve you cardboard cereal box bottoms! ;-)
My mum used to exalt this recipe by taking the bottom of the boxes of raisin bran, cheerios, wheaties and everything else we 60s kids grew up with and marshmallowing them together...but she didn't stop there. She'd spread some peanut butter on the top, let it cool, and melt a bunch of dark chocolate chips to spread over that. The result was a chewy, sweet peanut-buttery chocolate cereal-y delight that never lasted more than a day.
or you could just make regular rice krispie treats with cocoa krispies!
Keep in mind that shrinkflation has changed the standard size bag of marshmallows from 12oz to 10oz. In turn, the rest of the ingredients must be reduced to 83% of what is written. unless you want to buy two bags of marshmallows.
These are, as others have said, entirely too salty. I always err on the side of following the recipe exactly and having done that, I have to agree with previous comments. do yourself a favor and cut the salt back to at least half.
Absolutely too much salt. It only needs 1/2 teaspoons of salt at most, not 3! Also, it’s too bitter with the amount of cocoa powder. With all that cocoa powder, the treats were dry. It seemed like the author tried to create a more mature version of Rice Krispie treats, but come on. It’s supposed to be a fun, sweet treat. Not a bitter, salty mess that has no structure!

