Finely chop the red onion, pablano pepper, green onions and garlic.In a large skillet saute the red onions, pablano, garlic in the olive oil. Once they are tender add the potatos and brown lightly. Add the cooked chicken, Enchilada sauce, corn, Black Beans, Cumin, Chipolte, salt and pepper. Simmer for 30 minutes. Add sour Cream and stir until blended. Serve in bowls and garnish with green onions and Shreded cheese.