Heat a cast iron skillet on high heat and add the corn. Cook for 8-10 minutes, stirring occasionally.
Remove from heat and add in butter and salt. Stir until mixed.
Place corn in a bowl and stir in mayo and lime juice. Add 1 teaspoon chili powder and mix well.
Sprinkle with cojita cheese, chili powder, and chopped cilantro. Serve immediately and enjoy