Healthy Chicken Burrito Bowls

Name: Healthy Chicken Burrito Bowls
Ingredients: 2 tablespoons extra-virgin olive oil; 1 yellow onion, chopped; 3-4 cloves garlic, minced; 1 tablespoon chili powder; 1 1/2 teaspoon cumin; 3/4 cup low-sodium chicken broth, divided; 2 pounds boneless, skinless chicken thighs, cubed; 1 (15 oz.) can black beans, rinsed and drained; 1 1/2 cup frozen corn kernels; 1 (14.5 oz.) can fire-roasted diced tomatoes; 1 (4 oz.) can green chiles; 1 cup quinoa; 1 cup Mexican blend cheese, grated; fresh cilantro, roughly chopped, optional; kosher salt and freshly ground pepper, to taste; corn or flour tortillas, optional