Fire-Roasted Corn Salad

INGREDIENTS

• Juice of 3 limes
• 2 tsp. ground cumin
• 1 tsp. mild chili powder
• 3/4 cup extra-virgin olive oil, plus more
• for brushing
• Coarse salt and freshly ground pepper, to taste
• 6 ears of corn, husks and silks removed
• 3 cups cherry tomatoes, stemmed and halved
• 1/2 cup diced red onion
• 1/2 cup chopped fresh cilantro
• 1/4 lb. feta cheese, diced
• 2 tsp. cumin seeds, toasted and lightly crushed