Slow-Cooker Chicken Tortilla Soup

Ingredients

• boneless skinless chicken breasts
• can black beans, rinsed
• c. frozen corn
• bell peppers, chopped
• white onion, chopped
• can fire-roasted tomatoes
• c. freshly chopped cilantro, plus more for garnish
• garlic, minced
• ground cumin
• chili powder
• kosher salt
• c. low-sodium chicken broth
• c. shredded Monterey jack
• extra-virgin olive oil
• small corn tortillas, cut into strips
• Sliced avocado, for serving
• Sour cream, for serving
• Lime wedges, for serving