Combine first 8 ingredients in a large saucepan; bring to a boil.
Cover, reduce heat, and simmer 10 minutes.
Stir in chicken, cilantro, and lime juice; cook until thoroughly heated.
Spoon 1 cup soup into each of 7 bowls, and top evenly with Fried Corn Tortilla Strips.
Garnish with lime slices, if desired.