Grilled Cheese Sandwich With Charred Chili and Corn Recipe

Name: Grilled Cheese Sandwich With Charred Chili and Corn Recipe
Ingredients: 4 ears fresh corn, shucked; 4 jalapeño peppers, split in half, stems, seeds, and ribs removed; 2 poblano peppers, split in half, stems, seeds, and ribs removed; 2 tablespoons vegetable oil; 1 pound grated oaxaca or mozzarella cheese; Kosher salt and freshly ground black pepper; 4 crusty rolls (about 6 inches long), split lengthwise; 2 tablespoons unsalted butter, softened; 1 small white onion, finely diced (about 3/4 cup); 1/2 cup cilantro leaves, chopped; 1 tablespoon lime juice