01 - 
                Preheat your oven to 375°F (190°C).
              
              
              
                02 - 
                In a large baking dish, spread the uncooked rice evenly across the bottom. Pour the chicken broth and teriyaki sauce over the rice, stirring to combine.
              
              
              
                03 - 
                In a skillet over medium heat, add the olive oil and cook the diced chicken until it's browned on all sides. Season with garlic powder, onion powder, salt, and pepper.
              
              
              
                04 - 
                Add the chicken, broccoli florets, and sliced carrots into the baking dish, spreading everything out evenly.
              
              
              
                05 - 
                Cover the dish with aluminum foil and bake for 40-45 minutes or until the rice is tender and the liquid is absorbed.
              
              
              
                06 - 
                Remove the foil and sprinkle sesame seeds on top, if using.
              
              
              
                07 - 
                Bake for an additional 5 minutes uncovered, just to toast the sesame seeds.
              
              
              
                08 - 
                Let the casserole sit for about 5 minutes before serving. Garnish with chopped green onions and serve warm.