01 - Place freshly popped popcorn in a large mixing bowl.
02 - Mix melted butter, grated Parmesan, and ranch seasoning in a small bowl until thoroughly combined.
03 - Drizzle the seasoning mixture evenly over the popcorn and toss gently to coat each kernel.
04 - Using lightly greased hands, press seasoned popcorn into small clusters and transfer to a parchment-lined tray.
05 - Allow clusters to set at room temperature for 10 minutes before serving.