01 -
Heat the olive oil in a large pot or Dutch oven over medium-high heat. Add the red onion and jalapeño, and cook until the onions are softened, about 3 to 4 minutes. Stir in the garlic and cook for another 30 seconds.
02 -
Add the chicken breasts, fire-roasted corn, and diced green chiles to the pot. Season with Tajín, ground cumin, chile powder, salt, and black pepper.
03 -
Pour in the chicken stock, bring the mixture to a boil, then reduce the heat to a simmer. Cover the pot and cook for 25 minutes.
04 -
Remove the chicken breasts from the pot and shred them into bite-sized pieces. Return the shredded chicken to the pot.
05 -
Stir in the sour cream, shredded Monterey Jack cheese, lime juice, and chopped cilantro. Simmer on low heat for an additional 3 minutes.
06 -
Serve the soup topped with crumbled queso fresco, lime wedges, and chopped cilantro.