Quick chicken chili

Name: Quick chicken chili
Cuisine: Mexican, Latin American, TexMex, American
Ingredients: 5 from; 1 vote; 1 onion chopped; 3 garlic cloves crushed; 2 Tbs. olive oil; 3 cans navy beans or other white beans; 4.5 oz can chopped green chilis; 2 tsp. cumin; 1 tsp. oregano; 1/8 tsp. cayenne pepper; 1/2 - 1 tsp. chili powder; 32 oz chicken broth; 2-3 cups chopped cooked chicken; 1 cup milk; 2 Tbs. cornmeal; salt and pepper to taste