Slow Cooker Tortilla Soup

canola oil

large skinless boneless chicken breasts

small can green chiles

medium onion, chopped

red bell pepper, chopped

garlic, minced

cumin

chili powder

cayenne

tomatoes

tomato sauce

approx.) low sodium chicken broth

Salt and pepper

Tortillas, flour or corn (I prefer flour)

Cooking spray

Sour cream and cilantro for garnish, optional