In a large stockpot, heat oil over medium-high heat. Add vegetables and garlic and sauté for 5 minutes. Add broth and bring to a boil. Reduce heat to medium-low and simmer, covered, for about 10 minutes. Add chiles.
In a bowl, whisk together milk, flour, salt, chili powder and cumin. Increase heat to high and whisk milk mixture into soup. Stir until thick and bubbly, about five minutes. Reduce heat to low. Add turkey, corn, cilantro and cheese; stir until cheese is melted and soup is hot, 5 to 10 minutes.Servings: 6 (We got 5 servings)