Preheat oven to 375 degrees. Coat 8x8 glass dish with cooking spray and set aside.
In a large nonstick skillet, heat one teaspoon olive oil on medium-high heat. Add chopped bell peppers and onions and saute for ~5 minutes or until softened. Add can of enchilada sauce, bring to a boil and turn down to simmer while you assemble enchiladas.
Mix shredded chicken, 1/2 cup of shredded cheese and spices in small bowl. Soften corn tortillas in microwave a few at a time for about 10-15 seconds. Spoon 1/4 cup chicken mixture down the middle of tortilla, tightly roll up and place seam side down in prepared dish. Pour sauce evenly over enchiladas and top with remaining 1/4 cup of cheese. Bake for 15 minutes until bubbly is cheese is melted. Serve with sour cream and chopped cilantro.