Chicken Taco with chili

1 white onion, chopped finely 1 (16 ounce) can chili beans 1 (15 ounce) can black beans , drained and rinsed 1 (15 ounce) can whole kernel corn , drained 1 (8[...]

1 lb ground chicken 1 cup chopped onion , plus more onion , for serving 2 tablespoons jalapeno chiles , finely chopped canned 1 tablespoon chili powder 1[...]

1 1/2 lbs cooked shredded chicken (can use rotisserie from store) 1 cup chicken broth (optional) 1 (28 ounce) can red enchilada sauce 1 (10 1/2 ounce) can[...]