Baked Chicken and Rice Burritos - Olga's Flavor Factory

Ingredients

• 1 cup uncooked long grain white rice (or about 3 cups cooked rice)
• 2 boneless, skinless chicken breast halves (or 3 1/2 - 4 cups cooked, shredded chicken)
• salt, ground black pepper, to taste
• 2 Tablespoons oil, plus additional oil for brushing the burritos
• 8 oz mushrooms, sliced
• 1 large onion, chopped
• 1 celery stalk, finely chopped
• 3 garlic cloves, minced
• 12 oz grated cheese, divided (I used Colby Jack, but you can use Cheddar, Monterey Jack, Havarti, etc.)
• 1/2 cup sour cream
• 1 cup chicken or vegetable broth
• 1 Tablespoon each, fresh minced parsley and green onions
• 12 medium or large tortillas