- 6 ears corn, shucked
- 1/2 cup mayonnaise
- 4 teaspoons finely chopped canned chipotle chiles in adobo
- 6 lime wedges
- Special equipment: a large cast-iron skillet or griddle
- Add corn to a 6- to 8-quart pot of boiling water. Return water to boiling, then cover and remove from heat. Let stand 10 minutes. Transfer corn with tongs to paper towels to drain.
- Stir together mayonnaise and chiles in a small bowl.
- Heat skillet over moderately high heat until hot, then roast corn in 2 batches, turning occasionally with tongs, until blackened in spots, about 5 minutes per batch. Cut corn crosswise into 2-inch sections with a sharp knife and serve with mayonnaise and lime wedges.