Hearty Chicken Tortilla Soup

• 8 oz large white onion (225 g), roughly chopped
• 6 cloves garlic
• 1 jalapeño, seeded and roughly chopped
• 1 chipotle pepper in adobo sauce, to taste
• 1 cup fresh cilantro (40 g), loosely packed
• 4 roma tomatoes, roughly chopped
• 1 lb boneless, skinless chicken thighs (455 g)
• kosher salt, to taste
• 1 teaspoon dried oregano
• 2 tablespoons olive oil, divided
• 8 cups low sodium chicken stock (2 L)
• 25 oz hominy (625 g), drained and rinsed
• 2 red bell peppers, seeded and chopped
• ¼ cup lime juice (60 mL)

For Serving

• onion, finely chopped
• fresh cilantro
• avocado, thinly sliced
• cotija cheese, crumbled
• tortilla strip
• lime wedge