Step 1In a large bowl stir together Honey Nut Cheerios and crunchy peanut butter.

Step 2In a microwave-safe bowl, melt marshmallows until melty, about 30 seconds. Using a greased spatula, stir marshmallows into the Cheerios mixture until fully combined then stir in the chocolate chips.

Step 3Form 10 to 12 compact balls and set them on a parchment lined-baking sheet to harden.

Step 4Meanwhile, in a microwave-safe bowl, microwave chocolate chips, stirring at intervals of 15 seconds, until melty and smooth. Stir in melted butter.

Step 5Drizzle melted chocolate over balls and refrigerate until firm.