Heat the oil in a large skillet over high heat. Add the onion. peppers, and garlic and cook, stirring, until slightly softened. Add the chicken, cumin, chili powder, salt, pepper, and cayenne and cook, stirring until cooked through, about 5 minutes

Spoon a couple tablespoons of chicken mixture on the inside of a lettuce leaf, top with a tablespoon of cheese and a dollop of sour cream, and roll up like a burrito.

Close with toothpicks. Repeat to make 6 wraps total

Serve with salsa picante and guacamole, if desired