Sweet Potato Tortilla Soup

to 2 tsp. olive oil

yellow onion (diced)

to 4 cloves garlic (minced)

medium sweet potato (peeled and diced)

yellow or red bell pepper (diced)

jalapeno (diced)

medium zucchini (diced)

ground black pepper

ground cumin

ancho chili powder ((or other chili powder))

cayenne pepper

ground coriander

and 1/2 cups frozen corn ((or use fresh if available))

diced or crushed fire-roasted tomatoes ((I used two 14-oz. cans))

and 1/4 cups low-sodium vegetable broth

and 1/2 cups cooked black beans ((I used one can))

juice of 1/2 of a lime

optional garnishes: tortilla chips; chopped raw red onion; fresh cilantro; avocado