Turkey Taco Soup

1 onion, chopped
1 (15 1/2 ounce) can chili beans
1 15 1/2 ounce) can black beans, drained
1 (15 ounce) can whole kernel corn
1 (8 ounce) can tomato sauce
1 (12 ounce) can beer
2 (10 ounce) cans diced tomatoes with green chiles
1 (1/4 ounce) envelope taco seasoning mix
3 cups cooked turkey breast

In a crock pot, combine onion, chili beans, black beans, corn, tomato sauce, beer and diced tomatoes. Stir in taco seasoning and turkey. Cover and cook on LOW for 7 hours.