01 - Preheat grill to medium-high heat (400°F).
02 - Combine melted butter, parsley, chives, and dill in small bowl.
03 - Mix parmesan cheese, ranch seasoning, garlic powder, and black pepper in separate bowl.
04 - Brush each ear of corn generously with herb butter mixture.
05 - Place corn directly on grill. Grill 12–15 minutes, rotating every 3–4 minutes, until kernels are tender and lightly charred.
06 - Remove corn from grill. While hot, sprinkle and press parmesan-ranch mix evenly over each ear.
07 - Serve immediately, garnished with additional herbs if desired.