Weight Watchers Taco Soup

INGREDIENTS

• 1 lb extra lean ground beef or 1 lb turkey
• 1 large onion, diced
• 2 (15 ounce) cans chili beans
• 1 (15 ounce) can zesty beans (I use S&W chili beans in a zesty sauce)
• 1 (15 ounce) can black beans, drained
• 1 (15 ounce) can corn, undrained
• 1 (15 ounce) can tomato sauce
• 1 1/2 cups water
• 1 (4 1/2 ounce) can chopped green chilies
• 1 (1 1/4 ounce) package taco seasoning
• 1 (1 ounce) envelope ranch dressing mix