Roasted Corn and Poblano Chowder

Name: Roasted Corn and Poblano Chowder
Ingredients: 2-3 poblano chiles (stemmed, halved lengthwise & seeded); 1 T. vegetable oil (divided); 6 ears fresh corn on the cob (kernels cut off); Salt and pepper; 4 slices bacon (finely chopped); 1 sm. yellow onion (finely chopped); 2 cloves garlic (minced); 7 c. chicken broth; 1 lb. red potatoes (un-peeled, cut into ½-inch chunks); 1/4 c. half-and-half; 2 (6-inch) corn tortillas (torn into 1-inch pieces); 1 T. minced fresh cilantro (plus more for serving); 1 T. lime juice; Crispy bacon crumbles (for garnish); Chopped cilantro (for garnish); Lime wedges (for garnish); Sour cream (for garnish); Crumbled queso fresco (for garnish); Corn tortilla strips (for garnish, optional)