Sweet Potato Tortilla Soup

Name: Sweet Potato Tortilla Soup
Prep time: 10 min
Cook time: 40 min
Total time: 50 min
Cuisine: American, Mexican, Latin American
Ingredients: 2 tbsp olive oil; 1 yellow onion (diced); 4 cloves garlic (minced); 1 medium sweet potato (peeled and diced (about 3 cups)); 1 yellow or red bell pepper (diced); 1 jalapeno (finely chopped); 1 medium zucchini (diced); 1 pinch ground black pepper; 2 tsp ground cumin; 1/2 tsp ancho chili powder ((or other chili powder)); 1/4 tsp cayenne pepper; 1/4 tsp ground coriander; 1 and 1/2 cups frozen corn ((or use fresh if available)); 28 oz diced or crushed fire-roasted tomatoes ((I used two 14-oz. cans)); 2 and 1/4 cups low-sodium vegetable broth; 1 and 1/2 cups cooked black beans ((I used one can)); 1 tbsp freshly-squeezed lime juice; optional garnishes: tortilla chips; chopped raw red onion; fresh cilantro; avocado