In a pot sauté the onion until soft, then add in the ground chicken. Cook stirring to break up the meat and continue until meat begins to brown.
Add frozen corn, stirring until mixed evenly.
Stir in tomatoes, enchilada sauce, and tomato sauce. Bring to boil.
Add black beans. Cover and reduce heat. Let simmer for at least 15 minutes.
Serve with flatbread or corn chips , garnish with cheese, avocado and sour cream