Slow Cooker Enchilada Soup

boneless chicken breasts

medium onion, diced

garlic, minced

enchilada sauce

chicken stock

black beans, drained and rinsed

frozen corn (no need to thaw)

fire-roasted diced tomatoes, with juice

diced green chiles

ground cumin

chili powder

chipotle chili powder (can add more if you like extra heat)

optional garnishes: tortilla chips, cilantro avocado, sour cream, shredded cheese