Turkey Fajita Wraps

Name: Turkey Fajita Wraps
Ingredients: 3 tablespoons canola oil; 1 small red onion, thinly sliced; 1 red bell pepper, cored, seeded, and thinly sliced; 1 green bell pepper, cored, seeded, and thinly sliced; 1 clove garlic, minced; 1 pound skinless, boneless turkey breast, cut into thin strips; 1/2 tablespoon ground cumin; 1/2 tablespoon chili powder; 1/2 teaspoon kosher salt; 1/4 teaspoon freshly ground black pepper; 2 dashes cayenne pepper; 6 large red leaf lettuce leaves; 2 tablespoons finely chopped cilantro leaves; 4 ounces shredded Colby Jack cheese, Monterey Jack, or Cheddar; 1/4 cup sour cream