Chicken Tortilla Soup

Bahan-bahan (6 porsi)

• 1 tablespoon olive oil
• 1 yellow onion (chopped)
• 3 cloves garlic (minced)
• 1 jalapeño (seeded and diced)
• 3 cups chicken broth
• 14.5 ounces crushed tomatoes
• 1 (15 ounce) can canned black beans (drained and rinsed)
• 1 (10 ounce) can canned diced tomatoes with chilies (with juices, such as Rotel)
• 2 boneless skinless chicken breasts (about 6 ounces each)
• 1 cup corn kernels (drained if canned)
• 1 lime (juiced)
• ¼ cup chopped fresh cilantro
• 1 teaspoon cumin
• 1 teaspoon chili powder
• 1 avocado (sliced, for garnish)
• 6 small corn tortillas (cut into ¼-inch strips)
• ¼ cup vegetable oil
• salt