01 -
In a large bowl, pour Corn Chex cereal and set aside.
02 -
In a microwave-safe bowl, combine chocolate chips, peanut butter, vanilla extract, and marshmallows. Microwave in 45-second increments, stirring between intervals, until smooth and melted.
03 -
Pour the melted chocolate mixture over the cereal and mix until the cereal is evenly coated.
04 -
Pour the coated cereal into a greased 8×8 baking pan.
05 -
Press the mixture firmly into the pan for a compact bar or leave it loosely layered for a chunkier texture.
06 -
Sprinkle powdered sugar on top to your taste.
07 -
Allow the bars to set in the fridge for a firm texture, or keep them in an airtight container at room temperature for softer bars.