0.25 cup olive or vegetable oil 6 cups fresh corn kernels, from 8-10 cobs (save 6 of the stripped cobs for simmering the soup) 1 cup yellow onion, chopped 0.25 teaspoon chipotle powder, plus additional to taste kosher salt and freshly ground black pepper 2 cloves garlic, chopped 4 cups chicken or vegetable broth 0.5 cup sour cream 0.5 cup grated Cotija cheese, plus additional for garnish (substitute Parmesan or Romano if Cotija is unavailable) 1 tablespoon fresh lime juice 1 teaspoon lime zest, grated 2 tablespoons plus 2 teaspoons chopped cilantro, divided Mehr sehen