Fiery Chicken Chili

Bahan-bahan (10 porsi)

• 2 tablespoons extra-virgin olive oil
• 2 medium yellow onions, (chopped)
• 4 medium garlic cloves, (thinly sliced)
• 4 teaspoons dried oregano
• 2½ teaspoons ground cumin
• 1½ teaspoons salt
• 1 teaspoon paprika
• 1 large chipotle chile in adobo sauce, (finely chopped, sauce reserved)
• 3 pounds skinless, boneless chicken thighs, (thinly sliced)
• Two 28-ounce cans diced tomatoes ((with their juices))
• Three 15.5-ounce cans pinto beans, (rinsed and drained)
• chopped avocados, cilantro, grated cheddar, chopped scallions and sour cream, (for serving)