Bring a big pot of water into a boil. Put the corn and cook for 10 minutes. Drain and place on a serving platter. Drizzle the butter over the corn.
Combine chili powder, garlic powder, and cilantro in a small bowl. Sprinkle over the corn then season with little salt. Sprinkle parmesan cheese and serve.
Recipe by The Gluten Free at https://www.theglutenfree.com/gluten-free-seasoned-corn-on-a-cob/