• 1 pound broccoli, chopped
• 2 cups cooked chicken, cubed
• 1 (10.75 ounce) can condensed cream of chicken soup
• 1/2 cup sour cream
• 1 1/2 cups shredded cheddar cheese, divided
• 1/3 cup milk
• 1/4 teaspoon salt, or to taste
• 1/2 teaspoon black pepper, or to taste

Topping:

• Cook Broccoli: Preheat oven to 450°F (230°C). Cook broccoli in boiling water until tender-crisp. Drain well.
• Combine Ingredients: In a large bowl, combine cooked chicken, cream of chicken soup, sour cream, 1 cup of cheddar cheese, milk, salt, and pepper. Stir in the cooked broccoli.
• Assemble Casserole: Transfer the mixture to a greased 9×13 inch baking dish. Top with remaining cheddar cheese.
• Make Topping: In a small bowl, combine breadcrumbs and melted butter. Sprinkle over the casserole.
• Bake: Bake for 20 minutes, or until bubbly and golden brown.
• 1/4 cup breadcrumbs (Panko recommended)
• 1 tablespoon butter, melted