Instructions
- Drain the corn thoroughly.
- Working in batches, cook the drained corn over high heat 8-10 minutes per batch, stirring occasionally, until lightly charred.
- Off the heat, stir in the butter and salt.
- Transfer to serving containers and stir in the mayonnaise, lime juice, and half the chili powder.
- Top with cotija, the remaining chili powder, and cilantro.
- Serve warm or at room temperature.