Broccoli Cheddar Chicken Casserole

Name: Broccoli Cheddar Chicken Casserole
Prep time: 20 min
Cook time: 35 min
Total time: 55 min
Yield: 6
Ingredients: Ingredients; 2 lbs boneless, skinless chicken breasts, cut into bite-sized pieces; 4 cups fresh broccoli florets (or 3 cups frozen, thawed); 2 cups cooked white rice; 2 cups sharp cheddar cheese, shredded and divided; 1 can (10.75 oz) cream of mushroom soup; 1/2 cup sour cream; 1/4 cup mayonnaise; 1 medium onion, finely diced; 2 cloves garlic, minced; 1 teaspoon dried thyme; 1/2 teaspoon paprika; 1/2 teaspoon garlic powder; Salt and black pepper to taste; 2 tablespoons olive oil; 1/2 cup panko breadcrumbs; 2 tablespoons butter, melted