01 - Line a baking sheet with parchment paper and insert a lollipop stick or skewer into each marshmallow, if desired.
02 - Place chopped chocolate in a heatproof bowl and melt gently over simmering water, stirring until smooth, or melt in a microwave in 20-second bursts, stirring between each.
03 - Dip each marshmallow halfway into the melted chocolate, allowing excess to drip off.
04 - Sprinkle the chocolate-coated section with colorful sprinkles immediately before the chocolate sets.
05 - Place dipped marshmallows on the prepared sheet and allow chocolate to harden at room temperature or refrigerate for 10 to 15 minutes.
06 - Serve immediately or store in an airtight container at cool room temperature for up to three days.